NEW : Police make public plea to ` ` those who may have been a suspect '' on video . Police charge 22-year - old Michael Markoff in woman 's slaying . Suspect also charged in kidnapping , armed robbery of another woman . Woman found with gunshot wounds was model who was on video .
NEW : Police make public plea to `` those who may have been a victim '' on site . Police charge 22-year-old Phil Markoff in woman 's slaying . Suspect also charged in kidnapping , armed robbery of another victim . Woman found with gunshot wounds was model who advertised on Craigslist .