The "veepstakes" speculation is in full swing:
Gov. Chris Christie of New Jersey is signaling that if called, he will serve.
Rep. Paul Ryan of Wisconsin has his fan club.
Ohio Sen. Rob Portman let slip to ABC News that he's being intensely vetted.
With Virginia in play, popular Virginia Gov. Bob McDonnell is being mentioned.
Ann Romney's seemingly offhand comment that a pro-life woman was under consideration to be Mitt Romney's running mate pulled in names like New Hampshire Sen. Kelly Ayotte, South Carolina Gov. Nikki Haley (who, as an Indian-American and a woman, counts as a two-fer in diversity points), and even former eBay...