At least 10 people, including the gunman, were killed Tuesday at an adult education center in what Sweden's prime minister called the country's worst mass shooting. But a final death toll, a conclusive number of wounded and a motive hadn't yet been determined hours later.

At least 11 people have been killed in a mass shooting at an adult education center in Sweden. Swedish Prime Minister Ulf Kristersson called it "the worst mass shooting in Swedish history."

Swedish police said that about 10 people, including the gunman, were killed during a shooting Tuesday at an adult education center.

Sweden's worst mass shooting left at least 11 people dead, including the gunman, at an adult education center west of Stockholm as officials warned the death toll could rise.

A tragic mass shooting at an adult education center in Orebro, Sweden, resulted in the death of about ten individuals, including the gunman, marking the country's worst incident of its kind. As investigations continue,

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.

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.

At least 10 people have died and many were wounded during a school shooting at an adult education center in southern Sweden on Tuesday afternoon.

A gunman opened fire Tuesday in an adult education center, leaving about 10 people, including the gunman, dead in what Sweden’s prime minister called the country’s worst mass shooting. A final death toll, a conclusive number of wounded, and a motive hadn’t yet been determined hours later.