>> no, i know he didn't kill her. there is no anger in that man. >> if do need convicted, curtis lovelace could spend the rest of his life in prison, for the murder of his wife cory. as if that weren't enough stress, his daughter lindsey was about to drop a bomb show. >> coming up, a daughters difficult decision. >> i don't know what's happening in our heart, when day she was happy and then everything changed. >> and a mother recounts which she says was curtis's bizarre behavior the day her daughter died. >> and says? >> by the way cory is dead. >> when mystery on the mississippi continues.