Relatives gather to observe a minute of silence opposite Utoya Island, following Friday's twin extremist attacks on July 25, 2011 in Utoya, Norway. #

Smoke billows from a building at the site of a powerful explosion that rocked central Oslo on July 22, 2011. #

An injured man is attended to at the site of an explosion in Oslo, on July 22, 2011. #

A man helps a wounded woman evacuating a building after an explosion near government buildings in Norway's capital Oslo, on July 22, 2011. #

The wreckage of a car lies outside government buildings in the center of Oslo, on July 22, 2011. #

Police officers evacuate a wounded woman from the site of a powerful explosion that rocked central Oslo on July 22, 2011. #

The shattered windows of a government building, in Oslo, following Friday's bombing, on July 23, 2011. #

An aerial view shows Utoya island on July 21, 2011, one day before a shooting which took place at a meeting of the youth wing of Norway's ruling Labour Party. #

Norway's Foreign Minister Jonas Gahr Stoere (4th from left) sits on the grass as he visits a youth summer camp on Utoya island on July 21, 2011. #

An aerial view shows people swimming in the water close to Utoya island in this still image taken from video footage on July 22, 2011. #

People swim away from Utoya island to escape a gunman on the rampage on July 22, 2011. #

Covered corpses lie on the shore of the small, wooded island of Utoya, on July 23, 2011. #

Search and rescue workers circle Utoya island on July 23, 2011, searching for bodies after the July 22 shooting spree. #

Rescue personnel continue in their search for the missing in Tyrifjord lake, just off Utoya island, on July 24, 2011. #

Rescue workers take a body from a ferry boat on the lake shore across from Utoya island, Norway, on July 24, 2011. #

A woman stands near a small makeshift memorial, in a downpour on a lake shore in front of Utoya island, on July 24, 2011. #

People place flowers in tribute to the victims of Friday's bomb blast and shooting massacre, in the city of Oslo July 25, 2011. #

A Norwegian flag among floral tributes outside the Oslo cathedral, on July 24, 2011. #

A mourner leans against a wall during a service at Oslo Cathedral, on July 24, 2011, in the aftermath of the terror attacks in Norway. #

A sea of floral tributes to the victims of Friday's attacks outside the Oslo Cathedral, on July 25, 2011. #

A Norwegian man lights a candle to pay tribute to victims of the twin attacks near the Domkirke church on Friday, in central Oslo, on July 23, 2011. #

Friends and loved ones gather at the Oslo cathedral to mourn 93 victims killed in twin terror attacks on July 24, 2011, in Oslo, Norway. #

Roses cast by mourners float in the lake near the island of Utoya, Norway, on July 24, 2011. #