scoggin had no criminal record. he certainly didn't appear like any kind of tv crook, in fact, he was the proverbial wolf in sheep's clothing. he appeared to be completely nonthreatening. and a loving friend to all his victims. >> investigators found arsenic in some antacids in leita's home but couldn't find out where it came from. until the owner of a local supermarket called to offer some information. he said when he saw scoggin's picture in the newspaper, he remembered selling him a large amount of rat poison. he even remembered the brand. cowley's original rat and mouse poison. >> he remembered mr. scoggins coming in looking for some sort of poison to kill varmints of some kind. >> i think he didn't buy it that day but he came back several days later and bought more than one bottle. i don't recall how many. >> forensic document examiners analyzed the cremation request orders signed by the norton sisters and a $30,000 check the sisters made out to scoggin shortly before their death. they concluded the documents w