Swedish police have detained a 16-year-old suspected of shooting and killing three people in the city of Uppsala on Tuesday.

Three people were killed in a shooting in the Swedish city of Uppsala on Tuesday (April 29) and a murder investigation has been launched, police said. Police said it was investigating the shooting as a homicide and that it had no information about the incident being a terror or hate crime at this point.

A masked gunman opened fire at a barbershop in the Swedish university town of Uppsala, 40 miles northwest of Stockholm, shooting dead three young people in an apparent gang killing. A suspect is under arrest.