"A major police operation is being carried out in the 1st district of Vienna," the department said.
Police officers are at the scene.
The media publish a video, presumably from the scene.
BREAKING: Active shooter at or near synagogue in Vienna, Austria;
reports of casualties pic.twitter.com/GmNLJWl6i2
- BNO News (@BNONews) November 2, 2020
Earlier Kronen Zeitung reported that the shooting occurred near a synagogue in the center of Vienna, one policeman was injured.
According to the newspaper, the attacker fled after the attack.