The police in Rivers State have arrested a 400-level student of Petrochemical Engineering at the University of Port Harcourt (UNIPORT), Demain Okoligwe, for allegedly killing his girlfriend and harvesting her organs at his residence along NTA Road, Ozuoba, near Port Harcourt. The victim, Justina Otuene, a 300-level undergraduate also at UNIPORT, was studying Biochemistry. While parading the suspect before newsmen …