Cain refuses to discuss sexual harassment allegations – will it hurt his campaign?

2012 presidential candidate Herman Cain says he won't answer any more questions about the sexual allegations he's facing. But even if he won't discuss it, his rivals and the media certainly seem happy to.

Ali Velshi sits down with CNN contributor Hilary Rosen and Republican strategist Ed Rollins to talk about the Cain's struggle to stay on message – and the adverse affect it could have on his campaign.