Shortly after 8 pm on Walpurgis Night, police are alerted to a pub in Sala where a man in his 30s has been beaten.

At 21:07 it's time again, this time at Kungsängen in Sala.

A man in his 60s has received a beating and the police are starting another investigation into assault.

In the neighboring municipality of Fagersta, the police are alerted to the center at 00.59, where a boy in his late teens has been beaten by an unknown man.

The next victim is a boy in his teens who was beaten to death at Åkra in Sala.

The alarm is received by the police at 05.02.

A total of four cases of assault are now being investigated in northern Västmanland.

- We have been on site and searched but did not find any perpetrator in these cases, Tobias Ahlén Svalbro, press spokesperson RLC Mitt.