witness number one records him with a hidden camera, patrick reacts with calculated detachment. proof the authorities say the air force veteran truly wanted his wife killed. >> i don't know why he didn't consider divorce instead of murder. maybe there was some sort of worry or fantasy involved. maybe there's something deeper inside of him that preferred the violent option. maybe there was a level of antipathy or anger with her that divorce wouldn't satisfy. >> patrick admits he seems emotionless on camera but maintains he's feigning nonchalance because he's scared of the man who fabricated the story of murdering starla and throwing her body in the lake. >> i still talk to him, but, you know. >> starla's mother regina night believes her son-in-law. >> even talked with his mother. we were pretty much his parents and me was both in the dark with all this stuff that went on. it's like, you know, it's like something you'd see in a movie