Rudy Giuliani has been facing one after another embarrassing exposures of late. His son won’t campaign on his behalf, fallout from Rudy’s nasty second divorce. His previous positions on such hot-button issues as public funding for abortions or gays in the military have come back to haunt him, YouTube style. His law firm’s lobbying on behalf of Hugo Chavez connected Citgo hasn’t helped, billing $5,000 a month for well over a year while Rudy refers to Chavez as “not a friend to the US”.

And now Tim O’Brien, the campaign’s director of rapid response, suddenly quit.