"I think the first thing is shock, to be honest. I think you can't react the other way. I think everyone in the school is in complete shock," said 24-year-old student Helene Parr, who knows people at the BORG Dreierschützengasse school, where the mass shooting took place.

A 21-year-old man, Arthur A., committed Austria's deadliest school shooting in Graz, killing 10 before turning the gun on himself. Investigations reveal his introverted nature and obsession with online shooting games.

Several hundred people attended a mass after a former student opened fire at a school in Austria’s second-biggest city – Graz – on Tuesday, killing 10 people and injuring many others before taking his own life,

King Charles and Queen Camilla have sent an emotional message to Austria following the shooting rampage in Graz.

Officials say the former student who killed nine students and a teacher at a school in Austria and then took his own life planned the attack in detail