pay phone in the lobby. she said, she too went out to the lobby a short time later and chris davis wasn't there. he returned 20 minutes later. >> witness told us at this point that corporal davis was red-faced, appeared to be out of breath. he was no longer wearing a jacket he was wearing earlier. >> so, where was chris's jacket? investigators saw it in the photos taken of the scene the night of dorothy's death, hanging on the doorknob of the couple's bedroom. >> i thought, oh, my god. look, here's the maroon jacket, but it's important. it's not thrown, it's not dropped. and a person who comes in and finds their wife lying there, perhaps mortally wounded, is not going to take his jacket off and nice and neat hang it up on the