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.

Police in Sweden said "about 10" people were killed in a shooting at an adult education school . The shooting occurred at Campus Risbergska in Örebro, Sweden, the city said in a statement. Police say the shooter is believed to have been killed.

Gunman kills 11 at a Swedish adult education center in Örebro. Investigators say he acted alone. #Sweden #Örebro #MassShooting #GunViolence

As many as 10 people have died in a shooting at a school in Sweden, police have confirmed. The deadly attack happened on Tuesday afternoon at Risbergska School, an adult education centre, in the city of Örebro, about 125 miles west of Stockholm.

The king and queen visited the scene of the tragic event that occurred on Tuesday and Swedish flags were flown at half-mast to honor the victims.

The death toll has risen to 11 following the shooting on Feb. 4 in Örebro, while police said the number of injured is still unclear

Sweden’s worst mass shooting has left at least 11 people dead including the gunman and five seriously wounded at an adult education center

Police remained on the scene of an adult education center in Orebro, Sweden, where a deadly shooting left around 10 people dead on Tuesday, Feb. 4.

Sweden’s worst mass shooting has left at least 11 people dead, including the gunman, at an adult education center as officials warned that the death toll could rise

By Johan Ahlander and Anna Ringstrom OREBRO, Sweden (Reuters) -Survivors of Sweden's worst mass shooting on Wednesday recalled trying to save the lives of their comrades at a school for adults in Orebro,