somebody set fire to haley's motel. >> i am sure my mouth was hanging open. just going, can this get any more bizarre. what >> was this all about? >> we just didn't know. dead or alive, where was subpoena? >> coming up, sabrina's husband. that 100,000 policy. wasn't the whole story? >> came up later that it was 300,000. >> money, a motive, or maybe just jealousy. >> i had been caught having sex and room 11 at haley's motel. >> when dateline continues. teline continues a place where everyone lives life well-protected. ♪♪ and even when things go a bit wrong, we've got your back. here, things work the way you wish they would.