all eyes were on mike lubahn as he entered the courtroom and then shifted to one prosecutor lewin whory morning mike finally revealed to him the secret he'd been keeping almost 32 years. >> all of the information about them fighting about the selling of the house, he said that was truthful. that occurred. >> then carol stormed out, and it might have blown over as arguments do, but she came back 1:30 a.m. and said the one thing that would not blow over, not ever. >> she told him that she was going to be taking somebody else, another man to her sister terri's upcoming wedding. he said he was very upset. >> she tried to comfort him then, he said. >> and she was telling him, don't worry, you'll find somebody else, et cetera. >> and that was the last thing carol lubahn ever said. >> he department want to hear it, and he said that he pushed her. she fell and hit her head on a heavy end table in the living room. he said she didn't bleed, but he knew instantly that she was dead. >> detectives hooked lubahn up to a polygraph machine. >> after the polygraph, the test was done, he confronted her