Eleven people were killed in a shooting at the Risbergska School in Örebro, some 125 miles west of Stockholm, on Tuesday.Police said the gunman was believed to be among those killed and a search for other possible victims was continuing at the school.

Police said “around 10 people” were killed at a school on Tuesday, in what has been described as the worst mass shooting in Sweden’s history. The suspected perpetrator is among the dead.

Swedish police are investigating for a motive after a school shooting in the city of Örebro that has killed at least 10 people. NBC News’ Matt Bradley reports on what is known about the shooting.

At least ten people have been killed in a school shooting in the central Swedish city of Örebro on Tuesday, according to authorities. Swedish police said they believe the suspect — a man — to be among the dead. They said the perpetrator acted alone but added the investigation was still in its early stages.

About 10 people including the gunman have been killed at an adult education center in what Sweden’s prime minister called the country’s “worst mass shooting.”

Police have urged the public to stay away from the district of Västhaga, where the school is located, with students being accommodated in other schools.

Five people were shot at an adult education center in Sweden on Tuesday, police said. It wasn't immediately clear if a suspect had been apprehended. The extent of the victims' injuries wasn't immediately clear.

By Johan Ahlander and Anna Ringstrom OREBRO, Sweden (Reuters) -Swedish police said on Wednesday there was no evidence of "ideological motives" behind a mass shooting at an adult education centre on Tuesday,