Police in Austria were hunting for clues on Wednesday after a gunman opened fire at his former high school a day earlier, killing nine students and a teacher in a deadly spree that stunned the country.

Students were sitting in their classrooms at a secondary school in Graz when a 21-year-old Austrian man shot dead nine people, before killing himself.Twelve people were injured in Tuesday morning's violence,

Austria ranks among the highest in Europe for civilian gun ownership, with approximately 30 guns per 100 residents, according to the 2017 Small Arms Survey, a Geneva research group. While countries such as Cyprus, Finland, and Iceland report slightly higher rates, Austria remains an outlier in the continent.

A former student killed 10 people and then himself in a shooting in Graz on Tuesday, the police said. The authorities said a pipe bomb and a “farewell letter” were found at the shooter’s house.

Abandoned plans for a bomb attack have been found at the home of the suspected gunman in a school shooting in Austria, police have said. Police in the south-eastern city of Graz also found a non-functional pipe bomb, and a "farewell" letter and video during the search, they said in a statement.

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.

A 10th victim has died after a 21-year-old former student opened fire in a secondary school in Graz before killing himself.

Luca Wolf, a tight end prospect from Vienna, Austria, announced on social media on Thurday that he has committed to Cal for the class of 2026. Wolf is the second foreign-born player who has committed to Cal for 2026,