CHICAGO (Oct. 17) - These days, Bill Ayers doesn't want to talk about the Weathermen, the Vietnam-era radical group he helped found that carried out bombings at the Pentagon and the Capitol. That doesn't mean the man who has become a political headache for Barack Obama is hiding his past. In fact, all you need to do is stand outside Ayers' office at the University of Illinois in Chicago to be confronted with it. Ayers' connection to the Weather Underground is plastered on his door. A postcard for a documentary on the group shows an old mugshot of Ayers. Nearby...