Another person has been arrested, suspected of aiding and abetting murder and attempted murder, following Sunday evening's shooting in Fruängen in southern Stockholm, according to the Prosecution Authority for TT.
On Friday, two other persons were arrested, suspected of the same crimes. All are under 20 years old and were detained earlier in the week.
Two boys were injured in the shooting, and one of the boys died on Wednesday. The condition of the other boy is assessed as stable.
A teenage boy was arrested on Thursday on probable grounds, suspected of murder and attempted murder.