denise williams was on trial for the murder of her first husband, mike. hile she did not pull the trigger, denise hatched the deadly plan with her lover, mike's best friend, brian winchester. in riveting testimony brian spilled every detail of mike's execution, but the defense was about to come out swinging and the convicted felon's corre credibility will be the number one target. here is the conclusion of secrets of lake seminole. >> the prosecution would live or die by the star witness. would jurors believe brian winchester. >> when it comes to the jurors he said-she said. >> i believe her. every day twice on sunday. >> brian's chilling account of murdering his best friend in a plot with denise was an award-worthy performance. compelling if you were a sucker for crocodile tears. >> he is a well rehearsed, well trained liar. >> the defense boiled down to brian being obsessed. >> he coveted denise and had a desire to have her. >> the defense said he was the only killer. she had nothing to do with his craziness. in cross-examination the defense wanted juror