Another shooting in Aliquippa is under investigation. This one happened late last night. Police Chief Don Couch Jr. tells Beaver County Radio newsman Pat Septak that a 19-year-old man was shot in the back in the 800 block of Davis Street. The victim was taken to a Pittsburgh trauma center. Police are talking to persons of interest but so far no arrests. The shooting comes one week after a 28-year-old man was fatally shot on McMinn Street in Aliquippa. His death was ruled a homicide.