In the city of Cetinier in Montenegro, at least seven people died as a result. This is stated in the message of the Montenegro Police.
Among the victims of the attack are two minors.
The attacker disappeared from the scene.
According to the police, the crime is suspected by a 45-year-old man with the initials of A. M. The attacker is already looking for law enforcement officers.
According to local media, the cause of the incident was a fight.