"Accused child-killer Casey Anthony paid her lawyer [Jose Baez] with sex, according to a report ..." - Natalie O'Neill, New York Post, May 24, 2016. Here is the article.
Well, from one perspective, Anthony was not exploited. Since she was judged not guilty of murdering her daughter, she did, as they say, get her money's worth. As for her attorney Jose Baez, the bar association might have to investigate. If he loses his license he might have gotten a raw deal.