home. we believe, where he knew that avis was laying in the garage. >> and the background check revealed keyon was a player. >> he had a lot of girls had he was playing at the time. >> one of the women was 30-year-old brenda martin, the mother of one of the boys on the basketball team keyon coached. >> ms. martin and mr. pittman were in the early stages of a relationship. that was in the form of flirting, telephone calls, text messages, things of that nature. >> brenda martin had no desire the talk to police. >> brenda didn't want to have anything to do with this whole situation because she was married. she was married with children. >> brenda denied any involvement in avis' murder and she had an alibi for the time of the crime. >> we didn't find anything with her that would put her at the scene. phone records or anything. >> brenda wasn't keyon's only love interest. another was carla hughes, the