(Left:) Roger Federer of Switzerland celebrates after defeating Sam Groth of Australia in their men's singles second round match on Day Five of the 2014 US Open at the USTA Billie Jean King National Tennis Center on August 29, 2014.  (Photo by Alex Goodlett/Getty Images)

(Right:) Maria Sharapova of Russia returns a shot to Sabine Lisicki of Germany during their women's singles second round match on Day Five of the 2014 US Open at the USTA Billie Jean King National Tennis Center on August 29, 2014. (Photo by Al Bello/Getty Images)

Federer, Sharapova Easily Top Opponents

Second-seeded Roger Federer of Switzerland has not won a grand slam in the US Open in more than two years, and at 33, some have wondered whether his time might be up.

08/29/2014

Venus Williams meets Sara Errani after losing their third-round match at the US Open on Aug. 29, 2014. (Photo by Alex Goodlett/Getty Images)

Liguori: Venus Williams Stopped By Sara Errani Of Italy In Exciting Third Set

Sara Errani, the No. 13 seed from Italy, and Venus Williams played what was the most exciting set of the US Open so far.

08/29/2014

Second-seeded Simona Halep returns a shot against Mirjana Lucic during their third-round match at the US Open on Aug. 29, 2014. (Photo by Matthew Stockman/Getty Images)

Venus Beats Herself, No. 2 Halep Shocked By Qualifier In 3rd Round

Two points from defeat, Sara Errani rallied to force a third-set tiebreaker and outlasted Venus Williams in a back-and-forth match at the U.S. Open.

08/29/2014

Catherine Bellis of the U.S. reacts on court during her 2014 US Open women's singles match against Zarina Diyas of Kazakhstan at the USTA Billie Jean King National Tennis Center August 28, 2014. (Photo credit should read TIMOTHY A. CLARY/AFP/Getty Images)

Liguori: This Won’t Be The Last Time We See CiCi Bellis On Big Stage

It’s been a pleasure to watch such a young girl play her heart out, surprising herself with her first-round win and all the attention it garnered.

08/29/2014

2014 US Open - Day 4

Teen Sensation CiCi Bellis Bounced From US Open In Second Round

CiCi Bellis started nervously, then won seven games in a row during one stretch, but in the end, was beaten 6-3, 0-6, 6-2 by 48th-ranked Zarina Diyas of Kazakhstan.

08/28/2014

Serena Williams returns a shot against Vania King during their second-round match at the US Open on Aug. 28, 2014. (Photo by Elsa/Getty Images)

Former French Open Winner Ana Ivanovic Bounced Out Of US Open

Ivanovic, who had been having her best season since winning the French Open in 2008, lost to Karolina Pliskova 7-5, 6-4 in the second round Thursday.

08/28/2014

2014 US Open - Day 3

Venus Williams Makes 3rd Round Of US Open For First Time In 4 Years

Two-time champion Venus Williams won a place in the third round of the U.S. Open Wednesday night for the first time since 2010, a year before she announced she had been diagnosed with an autoimmune disease.

08/28/2014

Sloane Stephens of the United States return a shot against Johanna Larsson of Sweden during her women's singles second round match on Day Three of the 2014 US Open at the USTA Billie Jean King National Tennis Center on August 27, 2014. (Photo by Streeter Lecka/Getty Images)

Liguori: Stephens Doesn’t Look Hungry Enough In Earliest Exit At US Open

Sloane Stephens has carried the burden of being considered the possible successor to top- ranked Serena Williams for a while now. It’s either too much pressure for her, she’s not hungry enough or she doesn’t want it bad enough.

08/27/2014

Maria Sharapova returns a shot against Alexandra Dulgheru during their second-round match at the US Open on Aug. 27, 2014. (Photo by Streeter Lecka/Getty Images)

No. 5 Sharapova Avoids Becoming Another Notable Upset On Day 3 Of Open

Maria Sharapova rallied from a set down to overcome a shaky serve and advance at the U.S. Open.

08/27/2014

CiCi Bellis, a 15-year-old American, reacts after defeating No. 12 seed Dominika Cibulkova of Slovakia in the first round of the US Open on Aug. 26, 2014. (Photo by Streeter Lecka/Getty Images)

Liguori: American Teenage Sensation CiCi Bellis Steals The Show

You should be hearing her name a lot more in the future. CiCi (short for Catherine) Bellis became the story in the early stages of the U.S. Open.

08/27/2014

Serena Williams of the US returns a shot to Taylor Townsend of the US during their US Open 2014 women's singles match at the USTA Billie Jean King National Center August 26, 2014  in New York. AFP PHOTO/Don Emmert        (Photo credit should read DON EMMERT/AFP/Getty Images)

Serena Begins Bid For Third Consecutive US Open Title With Win Over Townsend

Serena Williams began her bid for a third consecutive U.S. Open title with a 6-3, 6-1 victory over American teen Taylor Townsend on Tuesday night.

08/27/2014

American Catherine Bellis returns a shot against 12th-seeded Dominika Cibulkova of Slovakia during their match at the US Open on Aug. 26, 2014. (Photo by Streeter Lecka/Getty Images)

15-Year-Old American Bellis Shocks No. 12 Seed, Aussie Open Finalist Cibulkova

American teen CiCi Bellis became the youngest player to win a U.S. Open match since 1996 — almost three years before she was born — when she stunned Australian Open runner-up Dominika Cibulkova.

08/26/2014

Noah Rubin, 18, competed in the US Open on Aug. 26, 2014 (Credit: CBS 2)

Long Island’s Noah Rubin Competes In US Open

Noah Rubin’s family said they’ve been bringing him to the USTA Billie Jean King National Tennis Center since he was a baby.

08/26/2014

Eugenie Bouchard of Canada returns a shot against Olga Govortsova of Belarus during their match at the US Open on Aug. 26, 2014. (Photo by Al Bello/Getty Images)

Wimbledon Finalist Bouchard Off And Running At US Open

Back on the Grand Slam stage, Eugenie Bouchard returned to her winning ways. The seventh-seeded Bouchard routed Olga Govortsova 6-2, 6-1 on Tuesday in the first round of the U.S. Open.

08/26/2014

American John Isner hits the ball against American Marcos Giron during their US Open singles match on Aug. 26, 2014 in New York. (TIMOTHY A. CLARY/AFP/Getty Images)

America’s US Open Hopes May Rest With Isner, Who Cruises In First Round

John Isner, a former top American college player, beat this year’s top American college player in the first round of the U.S. Open.

08/26/2014

Photo Galleries
Marin Cilic of Croatia reacts after defeating Kei Nishikori of Japan to win the men's singles final match on Day Fifteen of the 2014 US Open at the USTA Billie Jean King National Tennis Center on September 8, 2014. (Photo by Mike Stobe/Getty Images for USTA)

US Open: Men’s Final

More Galleries