The herman cain train and we'll talk to a reporter from salon.com who says, quote, the most famous philanderer in the gop race is now poised for an adultery boost. wonder who he's talking about. big developments out of wisconsin where the effort to get rid of republican governor scott walker reached a major milestone. one of wisconsin's leading democrats will join us to talk about where things stand 12 days after they started collecting signature to force walker into a recall election. all that coming up. tensions are still high in tehran where hard line students remain inside the british em...