(Portland, OR)  --  A Multnomah County judge has sentenced a man to prison for killing his girlfriend.  Nineteen-year-old Amara Marluke was a student at Portland State University.  In April 2022, officers responded to a shooting near PSU where they found Marluke dead.  Investigators identified her boyfriend, and PSU student, 22-year-old Keenan Harpole as the suspect.  He pleaded guilty to manslaughter and unlawful use of a weapon.  Harpole was sentenced to 23 years in prison.