A 21-year-old former student opened fire inside his school in Austria’s second-biggest city Tuesday morning and killed 10 people.

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.

At least nine people were reported killed and a number of others injured in a shooting at a school in the southern Austrian city of Graz on Tuesday, the city's mayor said.

A former student who never graduated opened fire this morning in Graz, Austria. At least 10 people were killed and 11 injured. Police say the shooter used two weapons that he legally owned and took his own life in the school's bathroom.

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.

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.

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.