Mark Chavez, 51. A man has been charged with murdering his girlfriend in Moriarty, 11 months after her death. Fifty-one-year old Mark Chavez was arrested shortly after his girlfriend Tammie Cessna’s body was found in mid-January, but he was released while forensic evidence was being compiled, said Tim Cornish, the seventh judicial district attorney at the time. After further investigation, the New Mexico State Police arrested Chavez again on Dec.