If the photo just posted is supposed to be the woman Obama had an affair with, the rumor is obviously untrue. (I'm not trying to be mean; just matter-of-fact.)
Hey, if you were stucky with a shrill harpy like Michelle, I don't think you'd be too choosy about looks when you were looking for a comforting hand to hold, either.
Look at what Hugh Grant went for when he cheated on mega-hottie Elizabeth Hurley!