. >> a few feet away, detectives found sherrie's boyfriend, doug lawson. he had been shot multiple time. >> doug was laying in a little void in the living room as if he was coming off of the couch to take cover. >> detectives could find no signs of forced entry. in the kitchen, dinner was still on the stove. sherrie and doug's two rottweilers were in the bedroom, locked inside. >> the only thing i could do was surmise that doug was an having an encounter with an individual that we believe he knew. doug gets shot, sherrie comes out of the kitchen, the assailant would turn and shoot her and then stabbed her over 30 times. >> despite the brutality of the crime, doug and sherrie's attacker left few clues behind. >> the assailant doesn't take anything. there's nothing on the shell casings, there's no knife to recover to fingerprint, there's no footprints in the carpet, there's no footprints anywhere else. the most promising lead was a list of phone numbers left on the kitchen counter. >> we tried to contact everybody on that list to see if they knew anything abo