then he has more time to take with a woman. >> when law enforcement arrives at the crime scene, they discover a 45 caliber handgun and a bullet. >> was also significant about the scene, there was a bucket found upside down with a shoe print on it. the print was unusual. it turned out to be a aerobic shoe, size 10 1/2 or 11. >> detectives questioned family, business associates and neighbors but found no suspects. >> it is almost unimaginable. the investigators had to know this was going to happen again because this was a homicidal maniac. you have to wonder about the kind of mind and motivation.