A shooting in Lewiston has left a man dead, state police said Sunday.

Hassan Hassan, 18, of Lewiston, died at Central Maine Medical Center early Sunday morning after being shot on River Street at about 7:35 p.m. on Saturday.

The Office of the Chief Medical Examiner completed the autopsy and ruled the death a homicide, police said.

Investigators suspect that this was an isolated incident. Anyone with information about this incident should call the Lewiston Police Department at 207-513-3000 or Maine State Police at 207-624-7076.