"We believe that the terrorist acted alone on the night of the terrorist attack and had no accomplices", Bussek told a press conference.
On 2 November 2020, a man went through the busy streets of the Austrian capital shooting passersby. Four people were killed, another 22 injured. The police shot and killed the attacker.
The gunman was identified as an Austrian native of ethnic Albanian descent and a supporter of Daesh*.
*Daesh, also known as ISIS/Islamic State/IS, is a terrorist group banned in Russia and many other countries.