a barmaid at the gator lounge was able to confirm the essentials of his story. so he was convicted of car theft, not murder. and detective kenney, who as an island cop had known sabine and he asked tom for any detail, no matter how small, that might take the investigation beyond the conjecture and whispers of suspicion that floated on the island breeze. >> and he went into a whole background of their courtship, their marriage, and how it disintegrated. >> reporter: how did it disintegrate? >> he told me that they just slowly, you know, like grew apart and that they stayed good friends and they owned the business together. >> reporter: but -- and this seemed unusual -- while they stayed married, they moved in with other people. remember, in the year before sabine went missing, tom started dating a new woman and sabine took up with a handsome younger man who once worked at the motel. his name was bill. bill cumber. >> the man was very charismatic, drop-dead gorgeous. in fact. sabine was 49. bill was 39 and very different from tom. tom, meanwhile, was still sabine'