NEW : CNN 's Jason Kessler contributed to this report . 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 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 .