Debris covers the area outside a building in the centre of Oslo, Friday July 22, 2010, following an explosion that tore open several buildings including the prime minister's office, shattering windows and covering the street with documents.(credit: Fartein Rudjord/AP)
Bombing In Oslo
An injured woman is assisted from a damaged building in Oslo, Friday July 22, 2011, after an explosion rocked the capital. (credit: Scanpix, Morten Holm/AP)
Bombing In Oslo
A victim is carried to a waiting ambulance in central Oslo, Friday July 22, 2011, following an explosion that tore open several buildings including the prime minister's office, shattering windows and covering the street with documents.(credit: Berit Roald, Scanpix, Norway/AP)
Bombing In Oslo
The scene after an explosion in Oslo, Norway, Friday July 22, 2011. (credit: Holm Morten, Scanpix/AP)
Bombing In Oslo
Smoke rises from buildings in Oslo, Norway, at the scene of a large explosion which tore apart several buildings Friday July 22, 2011. (credit: Aleksander Andersen, Scanpix/AP)
Bombing In Oslo
Victims receive treatment outside government buildings in the centre of Oslo, Friday July 22, 2010, following an explosion that tore open several buildings including the prime minister's office, shattering windows and covering the street with documents.(credit: Fartein Rudjord/AP)
Bombing In Oslo
Smoke rises from buildings in Oslo, Norway, at the scene of a large explosion which tore apart several buildings Friday July 22, 2011. (credit: Aleksander Andersen, Scanpix/AP)
Bombing In Oslo
Smoke rises from buildings in Oslo, Norway, at the scene of a large explosion which tore apart several buildings Friday July 22, 2011. (credit: Aleksander Andersen, Scanpix/AP)
Bombing In Oslo
The wreckage of a car lies outside government buildings in the centre of Oslo, Friday July 22, 2010, following an explosion that tore open several buildings including the prime minister's office, shattering wiondows and covering the street with documents.(credit: Fartein Rudjord/AP)
Bombing In Oslo
A woman walks through debris in a street following an explosion in Oslo, Norway Friday July 22, 2011. (credit: Scanpix/Thomas Winje Aijord/AP)
Bombing In Oslo
Emergency workers, left, attend the scene as the building burns after a powerful explosion tore open several buildings in Oslo, Norway, Friday July 22, 2011. (credit: Holm Morten, Scanpix/AP)
Bombing In Oslo
A detail of the devastation caused to a building in Oslo, Norway, after a powerful blast tore open several buildings, Friday July 22, 2011. (credit: Holm Morten, Scanpix/AP)
Bombing In Oslo
Shattered windows of a major building after an explosion in Oslo, Norway, Friday July 22, 2011. (credit: Berit Roald, Scanpix/AP)
Bombing In Oslo
Emergency workers attend the scene after an explosion in Oslo, Norway, Friday July 22, 2011. (credit: Holm Morten, Scanpix/AP)
Bombing In Oslo
In this video image taken from television, smoke is seen billowing from a damaged building as debris is strewn across the street after an explosion in Oslo, Norway Friday July 22, 2011. (credit: TV2 NORWAY via APTN/AP)
Bombing In Oslo
People are treated at the scene after an explosion in Oslo, Norway, Friday July 22, 2011. (credit: Holm Morten, Scanpix/AP)
Bombing In Oslo
A woman is carried by emergency workers at the scene after an explosion in Oslo, Norway, Friday July 22, 2011. (credit: Thomas Winje, Scanpix/AP)
Bombing In Oslo
A victim is treated outside government buildings in the centre of Oslo, Friday July 22, 2010, following an explosion that tore open several buildings including the prime minister's office, shattering wiondows and covering the street with documents.(credit: Fartein Rudjord/AP)
Bombing In Oslo
The scene after an explosion in Oslo, Norway, Friday July 22, 2011. (credit: Holm Morten, Scanpix/AP)