CNNW Piers Morgan Tonight May 13, 2012
serena williams like you've never seen her before on the olympics, her emotions, men, and heartbreak. >> i think that's tough, to be in love and then it, you know, might not work out. that's life. >> and talking of heartbreak, an "only in america" special. serena and i hit the court with the wimbledon champ in for a bit of a nasty surprise. >> uh! >> this is "piers morgan tonight." everyone's still talking about the big story. president obama's change of heart on gay marriage. one whom who's got strong feelings on the subject is cynthia nixon. i sat down with her several days befor...