ben oxley was a man deeply in love with his second wife, melissa. they were building a life with ben's daughter alyssa at the center. then a gunshot tore through the dark and left ben dead. no one else in the house was hurt, including melissa. suspicious, police thought. they would uncover more red flags and to uncover what happened in the middle of the night, they would have to look deep into ben's past. here's keith morrisson. >> it was cold the night the full moon rose, desert cold. february cold in the desert valley that spilled down from ro no, nevada. in the moonlight, silver pale, the wind in the dead of the night worried at the gray ends of the winter grass, whipped and cried up the driveway of the house, whistled past the unlocked door. something evil afoot, something here inside, where the moon peered into the window and into the master bedroom, a little after 3:00 in the morning. >> really dead. >> what's really bad? >> my husband. >> strange the things that happen to people under a full moon. good people, not so good people. under that mo