Police Inspector Per Thomas Omholt poses for a picture in Kongsberg, Norway, October 15, 2021. REUTERS/Victoria Klesty

Police Inspector Per Thomas Omholt poses for a picture in Kongsberg, Norway, October 15, 2021. REUTERS/Victoria Klesty

Police Inspector Per Thomas Omholt poses for a picture in Kongsberg, Norway, October 15, 2021. REUTERS/Victoria Klesty

Ann Mikalsen, the Norwegian judge, who will decide how long the suspect in bow-and-arrow attack can be held in detention, is pictured during a court hearing, in Kongsberg, Norway October 15, 2021. REUTERS/Victoria Klesty

A view of the courtroom at the Buskerud district court is seen during a court hearing to determine how long the suspect in the bow-and-arrow attack can be held in detention, in Kongsberg Norway October 15, 2021. REUTERS/Victoria Klesty

A view of Buskerud district court where a court hearing takes place to determine how long the suspect in the bow and arrow attack can be held in detention, in Kongsberg, Norway October 15, 2021. REUTERS/Victoria Klesty

Norwegian police attorney Ann Iren Svane Mathiassen talks to reporters outside the police station in Kongsberg, Norway, October 14, 2021. REUTERS/Victoria Klesty

Norwegian police attorney Ann Iren Svane Mathiassen talks to reporters outside the police station in Kongsberg, Norway, October 14, 2021. REUTERS/Victoria Klesty

Norwegian police attorney Ann Iren Svane Mathiassen talks to reporters outside the police station in Kongsberg, Norway, October 14, 2021. REUTERS/Victoria Klesty

Members of the police work as the investigation continues after a deadly attack in Kongsberg, Norway October 14, 2021. REUTERS/Victoria Klesty

Members of the police work as the investigation continues after a deadly attack in Kongsberg, Norway October 14, 2021. REUTERS/Victoria Klesty

Police tape marks a closed street as the investigation continues after a deadly attack in Kongsberg, Norway October 14, 2021. REUTERS/Victoria Klesty

Members of the police work as the investigation continues after a deadly attack in Kongsberg, Norway October 14, 2021. REUTERS/Victoria Klesty

Members of the police work as the investigation continues after a deadly attack in Kongsberg, Norway October 14, 2021. REUTERS/Victoria Klesty

Police officers stand outside a Coop store after a deadly attack in Kongsberg, Norway October 14, 2021. REUTERS/Victoria Klesty

Members of the police work as the investigation continues after a deadly attack in Kongsberg, Norway October 14, 2021. REUTERS/Victoria Klesty

Norway's incoming Prime Minister and Labour leader Jonas Gahr Stoere is pictured at a presentation of the incoming government's policies, in Hurdal, Norway October 13, 2021. REUTERS/Victoria Klesty

Norway's incoming Prime Minister and Labour leader Jonas Gahr Stoere is pictured at a presentation of the incoming government's policies, in Hurdal, Norway October 13, 2021. REUTERS/Victoria Klesty

Norway's incoming Prime Minister and Labour leader Jonas Gahr Stoere and Centre Party leader Trygve Slagsvold Vedum are pictured at a presentation of the incoming government's policies, in Hurdal, Norway October 13, 2021. REUTERS/Victoria Klesty

Norway's incoming Prime Minister and Labour leader Jonas Gahr Stoere speaks to a member of the media at a presentation of the incoming government's policies, in Hurdal, Norway October 13, 2021. REUTERS/Victoria Klesty

Norway's incoming Prime Minister and Labour leader Jonas Gahr Stoere and Centre Party leader Trygve Slagsvold Vedum are pictured at a presentation of the incoming government's policies, in Hurdal, Norway October 13, 2021. REUTERS/Victoria Klesty

Norges Bank Governor Oeystein Olsen poses for a picture in Oslo, Norway September 23, 2021. REUTERS/Victoria Klesty

Norges Bank Governor Oeystein Olsen poses for a picture in Oslo, Norway September 23, 2021. REUTERS/Victoria Klesty

Nomination letter for Willy Brandt for the 1971 Nobel Peace Prize is pictured at the Norwegian Nobel Institute in central Oslo, Norway September 14, 2021. Picture taken September 14, 2021. REUTERS/Nora Buli

An open ledger for the received nominations for the 1971 Nobel Peace Prize is seen in the archives of the Norwegian Nobel Institute in central Oslo, Norway September 14, 2021. Picture taken September 14, 2021. REUTERS/Nora Buli

Bjoern Vangen, head librarian at the Norwegian Nobel Institute, walks through the library section of the institute in central Oslo, Norway September 14, 2021. REUTERS/Nora Buli

A view of the room where the Nobel Peace Prize is announced, at Norwegian Nobel Institute in central Oslo, Norway September 14, 2021. Picture taken September 14, 2021. REUTERS/Nora Buli

Nobel Peace Prize certificates given to laureates hang on the walls of the "Little Hall" room of the Norwegian Nobel Institute in central Oslo, Norway September 14, 2021. Picture taken September 14, 2021. REUTERS/Nora Buli

Archive room containing the nominations and correspondence documents for the Nobel Peace Prize is pictured at the Norwegian Nobel Institute in central Oslo, Norway September 14, 2021. Picture taken September 14, 2021. REUTERS/Nora Buli

A bust of Alfred Nobel is pictured inside the room where the Nobel Peace Prize is announced, at Norwegian Nobel Institute in central Oslo, Norway September 14, 2021. Picture taken September 14, 2021. REUTERS/Nora Buli

A page from the review document for the 1971 Nobel Peace Prize nominations is pictured at the Norwegian Nobel Institute in central Oslo, Norway September 14, 2021. Picture taken September 14, 2021. REUTERS/Nora Buli

Bjoern Vangen, head librarian at the Norwegian Nobel Institute, stands behind a display of books about and by 1971 Nobel Peace Prize laureate Willy Brandt, in the reading room of the Norwegian Nobel Institute in central Oslo, Norway September 14, 2021. Picture taken September 14, 2021. REUTERS/Nora Buli

An outside view of the Norwegian Nobel Institute with a bust of Alfred Nobel, in central Oslo, Norway September 14, 2021. Picture taken September 14, 2021. REUTERS/Nora Buli

Nomination letter for Willy Brandt for the 1971 Nobel Peace Prize is pictured at the Norwegian Nobel Institute in central Oslo, Norway September 14, 2021. Picture taken September 14, 2021. REUTERS/Nora Buli

Extinction Rebellion protesters demonstrate at the Norwegian oil and energy ministry in Oslo, Norway August 23, 2021. REUTERS/Gwladys Fouche

Extinction Rebellion protesters demonstrate at the Norwegian oil and energy ministry in Oslo, Norway August 23, 2021. REUTERS/Gwladys Fouche

Extinction Rebellion protesters demonstrate at the Norwegian oil and energy ministry in Oslo, Norway August 23, 2021. REUTERS/Gwladys Fouche

Extinction Rebellion protesters demonstrate at the Norwegian oil and energy ministry in Oslo, Norway August 23, 2021. REUTERS/Gwladys Fouche

Extinction Rebellion protesters demonstrate at the Norwegian oil and energy ministry in Oslo, Norway August 23, 2021. REUTERS/Gwladys Fouche

Extinction Rebellion protesters demonstrate at the Norwegian oil and energy ministry in Oslo, Norway August 23, 2021. REUTERS/Gwladys Fouche

Nicolai Tangen, chief executive officer of Norges Bank Investment Management (NBIM), speaks at a public event held at Trinity Church as Olav Fykse Tveit, presiding bishop of the Bishops' Conference of the Church of Norway, looks on, in Arendal, southern Norway, August 17, 2021. REUTERS/Gwladys Fouche

Nicolai Tangen, chief executive officer of Norges Bank Investment Management (NBIM), speaks at a public event held at Trinity Church as Olav Fykse Tveit, presiding bishop of the Bishops' Conference of the Church of Norway, looks on, in Arendal, southern Norway, August 17, 2021. REUTERS/Gwladys Fouche

Olav Fykse Tveit, presiding bishop of the Bishops' Conference of the Church of Norway, and Nicolai Tangen, chief executive officer of Norges Bank Investment Management (NBIM), pose for a photo after a public event held at Trinity Church, in Arendal, southern Norway, August 17, 2021. REUTERS/Gwladys Fouche

Nicolai Tangen, chief executive officer of Norges Bank Investment Management (NBIM), speaks at a public event held at Trinity Church in Arendal, southern Norway, August 17, 2021. REUTERS/Gwladys Fouche

Olav Fykse Tveit, presiding bishop of the Bishops' Conference of the Church of Norway, and Nicolai Tangen, chief executive officer of Norges Bank Investment Management (NBIM), pose for a photo after a public event held at Trinity Church, in Arendal, southern Norway, August 17, 2021. REUTERS/Gwladys Fouche

Nicolai Tangen, chief executive officer of Norges Bank Investment Management (NBIM), speaks at a public event held at Trinity Church in Arendal, southern Norway, August 17, 2021. REUTERS/Gwladys Fouche

People listen as Nicolai Tangen, chief executive officer of Norges Bank Investment Management (NBIM), speaks at a public event held at Trinity Church in Arendal, southern Norway, August 17, 2021. REUTERS/Gwladys Fouche

A flag flies in front of a building of Norway's Safe labour union in Stavanger, Norway, August 9, 2021. Picture taken August 9, 2021. REUTERS/Nerijus Adomaitis

Offshore oil and gas platform supply vessels (PSVs) are docked at a pier in Stavanger, Norway, August 10, 2021. Picture taken August 10, 2021. REUTERS/Nerijus Adomaitis

Offshore oil and gas platform supply vessels (PSVs) are docked at a pier in Stavanger, Norway, August 10, 2021. Picture taken August 10, 2021. REUTERS/Nerijus Adomaitis

A woman walks past a building in the city of Stavanger, Norway, August 10, 2021. Picture taken August 10, 2021. REUTERS/Nerijus Adomaitis

The three candidates to become Norway's next prime minister Erna Solberg from the Conservatives, Jonas Gahr Stoere from Labour Party and Trygve Slagsvold Vedum from the Centre Party attend a debate in central Oslo, Norway August 9, 2021. Picture taken August 9, 2021. REUTERS/Gwladys Fouche

The three candidates for Norway's prime minister Erna Solberg from the Conservatives, Jonas Gahr Stoere from Labour Party and Trygve Slagsvold Vedum from the Centre Party attend a debate in central Oslo, Norway August 9, 2021. Picture taken August 9, 2021. REUTERS/Gwladys Fouche

The three candidates for Norway's prime minister Erna Solberg from the Conservatives, Jonas Gahr Stoere from Labour Party and Trygve Slagsvold Vedum from the Centre Party attend a debate in central Oslo, Norway August 9, 2021. Picture taken August 9, 2021. REUTERS/Gwladys Fouche

The three candidates for Norway's prime minister Erna Solberg from the Conservatives, Jonas Gahr Stoere from Labour Party and Trygve Slagsvold Vedum from the Centre Party attend a debate in central Oslo, Norway August 9, 2021. Picture taken August 9, 2021. REUTERS/Gwladys Fouche

The three candidates for Norway's prime minister Erna Solberg from the Conservatives, Jonas Gahr Stoere from Labour Party and Trygve Slagsvold Vedum from the Centre Party attend a debate in central Oslo, Norway August 9, 2021. Picture taken August 9, 2021. REUTERS/Gwladys Fouche

Candidate for Norway's prime minister Jonas Gahr Stoere from Labour Party poses for a picture in central Oslo, Norway August 9, 2021. Picture taken August 9, 2021. REUTERS/Gwladys Fouche

The three candidates for Norway's prime minister Erna Solberg from the Conservatives, Jonas Gahr Stoere from Labour Party and Trygve Slagsvold Vedum from the Centre Party attend a debate in central Oslo, Norway August 9, 2021. Picture taken August 9, 2021. REUTERS/Gwladys Fouche

Candidates for Norway's prime minister Jonas Gahr Stoere from Labour Party and Erna Solberg from the Conservatives attend a debate in central Oslo, Norway August 9, 2021. Picture taken August 9, 2021. REUTERS/Gwladys Fouche

Candidate for Norway's prime minister Jonas Gahr Stoere from Labour Party poses for a picture in central Oslo, Norway August 9, 2021. Picture taken August 9, 2021. REUTERS/Gwladys Fouche