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.

Police for the state of Styria said at least 10 people were killed and several seriously injured in a high school in Graz, Austria. They said the shooter was also dead.