Space Shuttle Discovery Blasts Off From Kennedy Space Center

Space Shuttle Discovery is seen streaking into space (to the left) as a plume of smoke floats through the air after it blasted off from launch pad 39-A at the Kennedy Space Center on April 5, 2010, in Cape Canaveral, Florida. Discovery is scheduled for a 13 day mission to the International Space Station. (Photo by Joe Raedle/Getty Images)

Warsaw Mourns Loss Of President

Mourners arrive to light candles under a giant cross at Pilsudski Square in memory of late Polish President Lech Kaczynski on April 11, 2010 in Warsaw, Poland. Kaczynski, his wife Maria and leading members of the Polish military and government were killed when the presidential plane they were travelling in crashed while attempting to land at Smolensk, Russia, the day before. The delegation was on its way to attend memorial services for the thousands of Polish military officers murdered by the Soviets during World War II at Katyn. (Photo by Sean Gallup/Getty Images)

Greeks Protest Austerity Cuts In May Day Rallies

ATHENS , GREECE - MAY 1: A protester uses molotov cocktails against riot police during May Day protests on May 1, 2010 in Athens, Greece. Thousands of protesters gathered in Athens and other Greek cities to participate in May Day rallies, angered by the harsh austerity measures demanded by the EU. Reports suggest that the 45 billion euros ($60 billion) already pledged by the International Monetary Fund and European Union will be insufficient to tackle Greece's mounting debt crisis. (Photo by Milos Bicanski /Getty Images)

President Obama Tours Oil Spill Area In Gulf

U.S. President Barack Obama picks up balls of tar while touring the beach May 28, 2010 in Port Fourchon, Louisiana. The oil spill resulting from the Deepwater Horizon disaster now officially ranks as the worst in U.S. history. (Photo by Win McNamee/Getty Images)

US Naval Academy Holds Graduation Ceremony

Midshipmen, both from the Navy and the Marine Corps, toss their hats into the air at the conclusion of the graduation ceremony at the United States Naval Academy May 28, 2010 in Annapolis, Maryland. During the Naval Academy's 160th traditional graduation ceremony, 1,028 midshipmen, including 219 women, earned their commissions. (Photo by Chip Somodevilla/Getty Images)

Melburnians Attempt Superhero Costume World Record

A man dressed as Clark Kent poses as Melburnians participate in a Guinness World Record attempt for the most number of people dressed in superhero costume at Federation Square on May 29, 2010 in Melbourne, Australia. The event was organised to mark the 75th anniversary of DC Comics. (Photo by Quinn Rooney/Getty Images)

Gulf Oil Spill Spreads

A laughing gull coated in heavy oil wallows in the surf June 4, 2010 on East Grand Terre Island, Louisiana. Oil from the Deepwater Horizon incident is coming ashore in large volumes across southern Louisiana coastal areas. (Photo by Win McNamee/Getty Images)

Then And Now: New Orleans Five Years After The Katrina Disaster

(Top Photo) Cars travel over a bridge crossing the Industrial Canal to the Lower Ninth Ward August 23, 2010 in New Orleans, Louisiana. NEW ORLEANS- AUGUST 31: (Bottom Photo) Two men paddle in high water by the bridge crossing the Industrial Canal to the Lower Ninth Ward after Hurricane Katrina devastated the area August 31, 2005 in New Orleans, Louisiana. (Photos by Mario Tama/Getty Images)

The UK's Only Pair Of Polar Bears

23-month-old Walker, the new polar bear at Highland Wildlife Park has a swim before meeting with 30-year-old Mercedes for the first time on November 12, 2010 in Kingussie, Scotland. The bears were both released today into the 4 acre main enclosure which will be their home.. (Photo by Jeff J Mitchell/Getty Images)

Acid Attack Hoax

In ths Sept. 29, 2010 file photo, Bethany Storro stands before a judge during a brief court appearance in Clark County Superior Court in Vancouver, Wash. (AP Photo/Rick Bowmer, File)

Afghanistan

In this May 8, 2010 file photo, a tattoo on the back of U.S. Army Sgt. James Wilkes of Rochester, N.Y., is seen through his torn shirt after a foot patrol with 1st Platoon, Charlie Company, 2nd Battalion, 1st Infantry Regiment, of the 5th Styker Brigade in Afghanistan's Kandahar province. The full tattoo reads, "Sacrifice. Without fear there is no courage."(AP Photo/Julie Jacobson, File)

Afghanistan Wounded Soldier

In this July 30, 2010 file photo, a U.S. medevac helicopter arrives to evacuate Spc. Jeremy Kuehl, 24 of Altoona, Iowa, and from the 1-320th Alpha Battery, 2nd Brigade of the 101st Airborne Division, who was seriously wounded when he stepped on an improvised mine near Command Outpost Nolen, in the volatile Arghandab Valley, Kandahar, Afghanistan. (AP Photo/Rodrigo Abd, File)

Underwear Bomber

This December 2009 file photo, released by the U.S. Marshal's Service, shows Umar Farouk Abdulmutallab in Milan, Mich. Abdulmutallab is charged with trying to detonate a bomb hidden in his underwear on a flight from Amsterdam. (AP Photo/U.S. Marshals Service, File)

Airport Security

In this Nov. 24, 2010 file photo, a TSA officer pats down a traveler as he works his way through security at the Minneapolis-St. Paul International Airport in Bloomington, Minn. (AP Photo/Craig Lassig, File)

The iPad

In this Jan. 27, 2010 file photo, Apple CEO Steve Jobs shows off the new iPad during an Apple event in San Francisco. (AP Photo/Paul Sakuma, File)

Arlington Burial

In this Oct. 6, 2010 file photo, a daughter of Lt. Col. Robert Baldwin, of Eliza, Ill., looks on as a flag is presented during a burial service at Arlington National Cemetery in Arlington, Va. Lt. Col. Baldwin was killed in Afghanistan. (AP Photo/Evan Vucci, File)

Russian Arms Trafficking Suspect

This Nov. 16, 2010 file photo provided by the Drug Enforcement Administration, shows Russian arms trafficking suspect Viktor Bout, center, in U.S. custody after being flown from Bangkok to New York in a chartered U.S. plane, extradited in manacles to face terrorism charges despite a final outraged push by Russian diplomats to persuade Thailand to release him. (AP Photo/Drug Enforcement Administration, File)

Warren Buffett

In this May 2, 2010 file photo, Berkshire Hathaway Chairman and CEO Warren Buffett uses a super large bat as he plays table tennis against junior champion Ariel Hsing, outside the Berkshire-owned Borsheim's jewelry store, in Omaha, Neb. (AP Photo/Nati Harnik, File)

Brazil Flooding

In this June 24, 2010 file photo, a woman sits on a sofa outside her home that was damaged by flooding after heavy rains in Santana do Mundau, Alagoas state, Brazil. (AP Photo/Felipe Dana, File)

Brazil Violence

In this Nov. 29, 2010 file photo, police arrest a suspect in the Complexo do Alemao slum in Rio de Janeiro, Brazil. (AP Photo/Andre Penner, File)

Royal Wedding

Kate Middleton donning a blue dress by London-based designer, Issa. (AP Photo/Kirsty Wigglesworth, File)

In this Nov. 16, 2010 file photo, Britain's Prince William and his fiancee Kate Middleton pose for the media at St. James's Palace in London, after they announced their engagement. The couple are to wed in 2011. (AP Photo/Kirsty Wigglesworth, File)

Britain University Fees

In tnhis Nov. 10, 2010 file photo, a demonstrator kicks the windows of Millbank Tower, housing the headquarters of the Conservative Party, during a protest in London against an increase in university tuition fees. (AP Photo/Dominic Lipinski-pa, File) **UNITED KINGDOM OUT: NO SALES: NO ARCHIVE: **

Bush Library Groundbreaking

In this Nov. 16, 2010 file photo, former President George W. Bush, right, shakes hands with former Vice President Dick Cheney after Cheney introduced Bush during the groundbreaking ceremony for the President George W. Bush Presidential Center in Dallas. (AP Photo/LM Otero, File )

Byrd Homecoming

In this July 1, 2010 file photo, people file past the casket with Sen. Robert C. Byrd in Charleston, W.Va. (AP Photo/Jeff Gentner, File)

Off-Road Crash

In this Aug. 14, 2010 file photo, workers push an overturned off-road race truck upright Sunday after it went out of control and plowed into a crowd of spectators during a race earlier in Lucerne Valley, Calif. At least eight people were killed during the incident about 100 miles east of Los Angeles.(AP Photo/Francis Specker, File)

Cambodia Stampede

In this Nov. 22, 2010 file photo, a crowd of Cambodians are pushed onto a bridge on the last day of celebrations of a water festival in Phnom Penh, Cambodia. Thousands of people celebrating a water festival on a small island in a Cambodian river stampeded, killing at least 17 people. Hundreds more were hurt as the crowd panicked and pushed over a bridge to the mainland. (AP Photo/Heng Sinith, File)

Canada Fighter Jet Crash

In this July 23, 2010 file photo, pilot Capt. Brian Bews parachutes to safety as his a CF-18 fighter jet crashes and explodes during a practice flight at the Lethbridge County Airport for the weekend airshow in Lethbridge, Alberta, Canada. (AP Photo/The Canadian Press, Lethbridge Herald, Ian Martens, File) MANDATORY CREDIT: THE CANADIAN PRESS, LETHBRIDGE HERALD, IAN MARTENS

Cardinals Phillies Baseball

In this May 3, 2010 file photo, a law enforcement officer chases down a fan that ran onto the field before the eighth inning of a baseball game between the Philadelphia Phillies and the St. Louis Cardinals in Philadelphia. St. Louis won 6-3. (AP Photo/Matt Slocum, File)

Chelsea Clinton Wedding

This July 31, 2010 file photo released by Genevieve de Manio Photography shows former President Bill Clinton walking his daughter Chelsea down the isle for her wedding in Rhinebeck,N.Y. (AP Photo/Genevieve de Manio Photography,Genevieve de Manio, File)**NO SALES**

Chile Earthquake

In this Feb. 27, 2010 file photo, vehicles that were driving along a highway that collapsed during the earthquake near Santiago are seen overturned on the asphalt after an 8.8-magnitude earthquake struck central Chile. ( AP Photo/David Lillo, File)

Chile Mine Collapse

In this Oct. 12, 2010 file photo released by the Chilean presidential press office, Chile's President Sebastian Pinera, front right, hugs rescued miner Florencio Avalos after Avalos was rescued from the collapsed San Jose gold and copper mine where he was trapped with 32 other miners for over two months near Copiapo, Chile. (AP Photo/Jose Manuel de la Maza, Chilean presidential press office, File)

Van der Sloot Arrested

In this June 4, 2010 file photo, media surround Joran van der Sloot as Chilean authorities escort him out of a police station to be flown back to the Peruvian border, in Santiago, Chile. (AP Photo/Aliosha Marquez, File)

China Fire

In this Nov. 15, 2010 file photo, firefighters spray water on an apartment building on fire in the downtown area of Shanghai, east China. (AP Photo, File) CHINA OUT

Mount Nyiragongo

In this March 31, 2010 file photo, magma churns and gushes in the lava lake of Mount Nyiragongo, one of Africa's most active volcanos, in Goma, Congo. (AP Photo/Rebecca Blackwell, File)

Cruise Ship Fire

In this Nov. 9, 2010 file photo, tins of Spam sit waiting to be loaded onto a plane headed towards relief efforts for the cruise ship Carnival Splendor, in San Diego. The Navy is sending 70,000 pounds of food towards the disabled ship, as it sits southwest of San Diego. The Carnival Splendor was 200 miles south of San Diego when an engine room fire cut its power early Monday, according to a statement from Miami-based Carnival Cruise Lines.(AP Photo/Gregory Bull, File)

Fidel Castro

In this Aug. 7, 2010 file photo, Fidel Castro attends a special session of parliament in his first official government appearance in front of lawmakers in four years in Havana, Cuba. (AP Photo/Javier Galeano, File)

Fidel Castro, Hugo Chavez

In this Nov. 9, 2010 file photo released by Granma newspaper, Cuba's former leader Fidel Castro, right, listens to Venezuela's President Hugo Chavez in Havana, Cuba. (AP Photo/Granma, File)

Egg Farm Probe

In this July 1, 2010 file photo, a United States Department of Agriculture inspector checks eggs at Maine Contract Farming in Turner, Maine. New England's largest egg farm is taking steps to show it has improved care of its hens after reaching a settlement over allegations its birds were mistreated. (AP Photo/Robert F. Bukaty, File)

Emirates Queen Elizabeth II

In this Nov. 24, 2010 file photo, Britain's Queen Elizabeth II, watches young girls reading the Holy Quran in the Sheikh Zayed Grand Mosque in Abu Dhabi, United Arab Emirates as part of a five-day state visit to the Gulf (AP Photo/John Stillwell/PA Wire, File) UNITED KINGDOM OUT NO SALES NO ARCHIVE

France Deadly Floods

In this June 16, 2010 file photo, the river Artuby floods Draguignan, southern France. (AP Photo/Lionel Cironneau, File)

France Retirements Strikes

In this Oct. 19, 2010 file photo, riot police officers detain a youth during clashes in Lyon, central France. Masked youths clashed with police and set fires in cities across France on Tuesday as protests against a proposed hike in the retirement age took an increasingly radical turn. (AP Photo/Laurent Cipriani, File)

'Dont' Ask, Don't Tell"

In this Nov. 15, 2010 file photo, Lt. Dan Choi, center, falls as he is arrested for handcuffing himself to the fence outside the White House in Washington, during a protest for gay-rights. (AP Photo/Pablo Martinez Monsivais, File)

Germany Love Parade Deaths

In this July 24, 2010 file photo, injured people get first aid after a panic on this year's techno-music festival "Loveparade 2010" in Duisburg, GermanyP Photo/dapd/Hermann J. Knippertz, File)

Guatemala Sinkhole

In this May 31, 2010 file photo released by Guatemala's Presidency, a sinkhole covers a street intersection in downtown Guatemala City.(AP Photo/Guatemala's Presidency, Luis Echeverria, File)

Gulf Oil Spill

In this June 3, 2010 file photo, a brown pelican is seen on the beach at East Grand Terre Island along the Louisiana coast. (AP Photo/Charlie Riedel, File)

Gulf Oil Spill The Rig

In this April 21, 2010 file photo, the Deepwater Horizon oil rig burns in the Gulf of Mexico. (AP Photo/Gerald Herbert, File)

Haiti Disease Outbreak

In this Nov. 12, 2010 file photo, a girl suffering cholera symptoms receives treatment at the Doctors Without Borders temporary hospital in Port-au-Prince. (AP Photo/Emilio Morenatti, File)

In this Nov. 12, 2010 file photo, a girl suffering cholera symptoms receives treatment at the Doctors Without Borders temporary hospital in Port-au-Prince. (AP Photo/Emilio Morenatti, File)

Haiti Earthquake

(AP Photo/Rodrigo Abd, File)

In this Feb. 11, 2010 file photo, a woman walks downtown in earthquake-torn Port-au-Prince. (AP Photo/Rodrigo Abd, File)

Iceland Volcano

The volcano in southern Iceland's Eyjafjallajokull glacier (credit: AP Photo/Brynjar Gauti)

In this April 16, 2010 file photo, the volcano in southern Iceland's Eyjafjallajokull glacier sends ash into the air just prior to sunset. (AP Photo/Brynjar Gauti, File)

Iceland Volcano New York

In this April 19, 2010 file photo, Huw Thomas, of England, eats his breakfast in his cot at John F. Kennedy International Airport in New York. (AP Photo/Seth Wenig, File)

India Creating States

In this Feb. 20, 2010 file photo, Indian police try to douse fire as a student, S. Yadaiah, set himself on fire during a protest for separate Telangana state in Hyderabad, India. (AP Photo, File)

India Plane Crash

In this May 22, 2010 file photo, Indian firefighters carry a child out of the debris of an Air India plane that crashed in Mangalore, in the southern Indian state of Karnataka. The plane arriving from Dubai crashed after it overshot a runway while trying to land in southern India. (AP Photo, File) ** INDIA OUT **

Indonesia Disasters

In this Oct. 31, 2010 file photo, motorists ride as pyroclastic material from the eruption of Mount Merapi billows in the background in Cangkringan, Yogyakarta, Indonesia. (AP Photo/Trisnadi, File)

Indonesia Volcano

In this Nov. 8, 2010 file photo, a farmer walks on his corn field covered in volcanic ash from Mount Merapi eruption in Muntilan, Central Java, Indonesia. (AP Photo, File)

Iraq US Troops Homecoming

In this Nov. 30, 2010 file photo, members of 1st Brigade, 3rd Infantry Division, based at Fort Stewart, Ga., sit in the belly of a C-17 aircraft at Sather Air Base in Baghdad as they begin their journey home after a year in Iraq. (AP Photo/Maya Alleruzzo, File)

Iraq Violence

In this June 21, 2010 file photo, a woman kisses the shrouded body of her four-year-old niece, Zainab, who was killed in a Baghdad bombing, as the family prepares for her burial in the Shiite city of Najaf, 160 kilometers (100 miles) south of Baghdad, Iraq. The child was killed along with her entire family _mother, father, and sister, when suicide bombers in a crowded Baghdad commercial district killed scores as insurgents tried to turn a months long deadlock over forming a new Iraqi government to their advantage. (AP Photo/Alaa al-Marjani, File)

Elena Kagan Named To Supreme Court

In this June 29, 2010 file photo, Supreme Court nominee Elena Kagan laughs on Capitol Hill in Washington, while testifying before the Senate Judiciary Committee hearing on her nomination. (AP Photo/Alex Brandon, File)

Charles Rangel, Peter Welch

In this Nov. 15, 2010 file photo, Rep. Charlie Rangel, D-N.Y. speaks on Capitol Hill in Washington, during the House Committee on Standards of Official Conduct hearing as he faces charges of violating House ethics rules. Rep. Peter Welch, D-Vt., is seated at left . (AP Photo/J. Scott Applewhite, File)

Libya Plane Crash

In this May 13, 2010 file photo, nine-year-old Ruben van Assouw is seen in his hospital bed in Tripoli's El Khadra hospital, Libya. Ruben is the only survivor of a Libyan Afriqiyah Airways plane with 104 people on board that crashed on landing Wednesday, May 12 at the airport in the Libyan capital Tripoli. (AP Photo/Andrew Medichini, File)

Mahmoud Ahmadinejad

In this Feb. 7, 2010 file photo, Iranian President Mahmoud Ahmadinejad, wears eye protection goggles as he visits an exhibition of Iran's laser science, in Tehran, Iran. (AP Photo/Mehr News Agency, Ruzbeh Jadidoleslam, File)

Barack Obama

In this June 22, 2010 file photo, a fly lands on President Barack Obama's face as he delivers remarks on the Affordable Care Act and the New Patients Bill of Rights in the East Room of the White House in Washington. (AP Photo/Carolyn Kaster, File)

Barack Obama

In this Dec. 31, 2009 file pohto, President Barack Obama uses a little body english to make a putt on the ninth green during his golf match at Mid-Pacific County Club in Kailua, Hawaii. (AP Photo/Chris Carlson, File)

Barack Obama

In this March 23, 2010 file photo, President Barack Obama is applauded after signing the health care bill in the East Room of the White House in Washington. (AP Photo/Charles Dharapak, File)

In this March 23, 2010 file photo, President Barack Obama is applauded after signing the health care bill in the East Room of the White House in Washington. (AP Photo/Charles Dharapak, File)

Barack Obama, Michelle Obama

In this Aug. 29, 2010 file photo, President Barack Obama and first landy Michelle Obama walk through a rainy Columbia Parc Development in New Orleans, on the fifth anniversary of Hurricane Katrina. (AP Photo/Carolyn Kaster, File)

Medal Of Honor

In this Nov. 16, 2010 file photo, President Barack Obama presents the Medal of Honor to Staff Sgt. Salvatore Giunta, who rescued two members of his squad in October 2007 while fighting in the war in Afghanistan, at the White House in Washington. (AP Photo/J. Scott Applewhite, File)

Barack Obama, Dmitry Medvedev, Vaclav Klaus

In this April 8, 2010 file photo, President Barack Obama, right, toasts with Russian president Dmitry Medvedev, left, and Czech Republic president Vaclav Klaus at the Prague Castle in Prague. The two leaders signed the New START treaty later in the day. (AP Photo/Alex Brandon, File)

Sarah Palin

Former Alaska Gov. Sarah Palin (credit: AP Photo/Pat Sullivan, File)

Plane Crashes Into Texas IRS Building

In this Feb. 19, 2010 file photo, NTSB and FBI investigators search through the aircraft wreckage inside a building in Austin, Texas, Friday, Feb. 19, 2010. Authorities said that Joseph Stack flew his aircraft into the building where several Internal Revenue Service employees worked. (AP Photo/Tony Gutierrez, File)

Poland's President Killed In Plane Crash

FILE -In this April 17, 2010 file photo, honour guards carry the coffin of late Polish President Lech Kaczynski in front of the President's Palace in Warsaw, Poland. Polish President Lech Kaczynski was killed in a plane crash. (AP Photo/Czarek Sokolowski, File)

Seaworld Trainer Killed

FILE -In this Dec. 30, 2005, file photo, Dawn Brancheau, a whale trainer at SeaWorld Adventure Park, poses while performing. Brancheau was killed in an accident with a killer whale at the SeaWorld Shamu Stadium Feb. 24, 2010. (AP Photo/Orlando Sentinel, Julie Fletcher, File) ** MANDATORY CREDIT. LEESBURG OUT; LADY LAKE OUT; TV OUT; MAGS OUT; NO SALES **

Mandela's Great-Granddaughter Killed In Crash

FILE -In this June 17, 2010 file photo, former South African President, Nelson Mandela leaves the chapel after attending the funeral of his great-granddaughter Zenani Mandela in Johannesburg, South Africa. (AP Photo/Siphiwe Sibeko, Pool, File)

Leaping Bull

FILE - In this Aug. 18, 2010 file photo, a bull leaps into the stands during a bullfight in Tafalla, northern Spain. Up to forty people were injured when a bull leapt into the packed grandstands of a Spanish bullring and ran amok, charging and trampling on spectators. (AP Photo/Manuel Sagues, File)

Supreme Court

FILE -In this Oct. 1, 2010 file photo provided by the Supreme Court shows, from left, Justices Sonia Sotomayor, Ruth Bader Ginsburg, and Justice Elena Kagan in the Justices' Conference Room prior to Justice Kagan's Investiture Ceremony at the court in Washington. (AP Photo/Steve Petteway, Supreme Court, File)

Troops Return

FILE -In this Aug. 25, 2010 file photo, Janet Allegra, of Ellington, hugs her son Spc. John Allegra IV at the Army aviation support facility in Windsor Locks, Conn. About 110 soldiers of the 250th Engineer Co. Connecticut National Guard who were deployed to Iraq last winter have returned home. (AP Photo/Jessica Hill, File)

Guinness World Records

FILE -In this Jan. 14, 2010 file photo, Sultan Kosen of Turkey, 27, right, and He Pingping of China, 21, seen, during an event organized by the Guinness World Records in Istanbul, Turkey. When the image was taken, the towering Turk, Kosen, is the tallest man walking the planet with a height of 246.5 cm ( 8 feet 1 inch) and He is officially the world's shortest man with a height of 73 cm (2 feet 5 inch). (AP Photo/Ibrahim Usta, File)

Entertainer Of The Year

Betty White made us laugh with appearances in several hit comedy movies this year, on SNL, and in commercials. The Associated Press named her Entertainer Of The Year.(AP Photo/Chris Pizzello, file)

Conan O'Brien Returns

Conan O'Brien returned to late night television on TBS with "Conan." (AP Photo/Team Coco, Meghan Sinclair, file)

Sandra Bullock and Jesse James Break-Up

Sandra Bullock and Jesse James called it quits after he cheated on America's Sweetheart with Michelle "Bombshell" McGee. (AP Photo/Peter Kramer, file)

Times Square Car Bomb Attempt

Faisal Shahzad, a 30-year-old Connecticut man with ties to the Pakistani Taliban, was arrested after leaving his explosives-laden car in the middle of Times Square on May 1. He pleaded guilty a month later to all 10 counts against him and said in court: "He wanted 'to plead guilty 100 times more' to let the U.S. know that if it did not get out of Iraq and Afghanistan, halt drone attacks and stop meddling in Muslim lands, 'we will be attacking U.S.'"