GRAZ, Austria (AP) — A shooter opened fire inside a school in Austria’s second-biggest city Tuesday, killing nine people, authorities said. At least 12 others were wounded in the attack, and the gunman later died by suicide in a bathroom in the school in Graz, officials said.

Officials in Austria say a school shooting has left at least 10 people dead in the European nation's second-largest city, Graz. The shooter is also dead.

Authorities are still searching for a motive after 10 people were killed in a mass shooting in Graz, Austria. Chris Livesay reports.

Ten people were killed in a mass shooting at a high school in Graz, the country’s second-largest city, the police said. The gunman also died, in an apparent suicide.

Eleven people injured in a school shooting in Graz, Austria, on Tuesday are still being treated but are not in life-threatening condition, officials said.