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.

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 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.

Police say around 10 people have been killed in a shooting at an education centre in central Sweden, including the suspected gunman. Prime Minister Ulf Kristersson described Tuesday's attack at Risbergska school in Orebro,