A wrongfully convicted man freed after 36 years is now an 'America's Got Talent' favorite

(CNN)The new season of "America's Got Talent" already has a frontrunner, and his episode hasn't even aired yet. But he's got a story -- and a voice -- for the ages. Archie Williams spent 36 years in a Louisiana prison for a rape he didn't commit. One year after he was freed, he wooed the reality show's judges with a moving rendition of "Don't Let the Sun Go Down on Me." While in prison, he said he'd perform and catch episodes of the show...