but police were still troubled by lisa's telephone calls to jeff on the afternoon of the murder. lisa said they were purely social. phone records proved that lisa made these calls from home. but jeff's cell phone records indicated jeff wasn't at work, as he claimed. >> we get the phone records, which show he is down by that house. the phone towers are hitting off of phone towers closer to the house than they are where he claims to be. >> and investigators found another contradiction. jeff said his dog bandit was in a locked bedroom when he found his wife's body. but investigators found bloody paw prints in the bedroom. and the blood was cathy's. this meant the killer put the dog in the bedroom after cathy's murder.