Swedish police say that three people are confirmed dead after a shooting in Uppsala, a city near Stockholm, and are investigating the incident as a murder.

At least three people were killed in a shooting in the city of Uppsala, Sweden on Tuesday, police said in a statement. The deaths are being investigated as a homicide, police said, adding that the victims’ next of kin have not yet been notified.

Swedish police arrested four men in connection with a triple murder that shocked the country and have released a teen previously detained over the