"Police are investigating seven possible crime scenes ... amid reports of 11 victims of a knife attack," the newspaper writes.

All the injured are said to be in stable condition.

The suspect has been detained.

According to police, the suspect attacked randomly.

Earlier in West Hollywood (US state of California), where a party was held on the occasion of the concert of Canadian singer Justin Bieber, a shooting occurred as a result of which four people were injured. 

Keywords: