First we learned that CNN's Daryn Kagan is dating Rush Limbaugh. Now we hear from the Washington Post's Reliable Source that NBC's Campbell Brown is "casually dating" former Iraq CPA spokesman Dan Senor. So what is it that draws hot anchors to right-leaning men? Is it some new take on that Revenge of the Nerds motto, "Jocks only think about sports, nerds only think about sex"?