as julie griffiths' friends and family struggled to cope with her death, the county coroner made an alarming. the grandmother had been shot three times. was this a random act, or did julie know her killer? with little evidence to go on, detectives wanted to talk to her husband. and that's when they stumbled across a curious clue. back now to dennis murphy with "consumed." >> the theory that julie died by accidental fire had collapsed as suddenly as the griffiths house itself. for detective matt carter, a .45 slug recovered from julie griffith's torso, turned the charred rubble into the scene of a homicide crime. i'm guessing your day changed a whole lot, detective. >> it changed a lot. >> despite more than a decade on the job, the detective had his work cut out for him. no hair fiber, bloody footprints, none of that stuff. >> you've got an arson that destroyed any chance of obtaining any of that from the scene. >> for detective carter, the most obvious theory, this homicide was the work of a home intruder. >> a burglary gone bad. >> somebody's looking for the laptop or whatever, jewelry, and