Two teenage boys have been injured after a suspected serious assault in Tumba outside Stockholm.
One has received some kind of laceration, one has been beaten with blows to the head, says the police's press spokesperson Mats Eriksson.
The boy with lacerations was taken to hospital by ambulance, his condition is unclear.
The alarm came at 15.38 on Sunday.
Several people are being questioned in connection, but no one has been detained, says Mats Eriksson.