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

In a statement, police in the eastern Swedish city said they received calls from the public reporting sounds resembling gunfire.

The shooting occurred at a hair salon near Vaksala Square in Uppsala, and led to the death of three people aged between 15 and 20. A masked suspect was seen fleeing the site on an electric scooter.