Piers Morgan asked a pretty good question of former CIA agent Robert Baer on his show last night, and Baer is just as perplexed as Morgan. David Petraeus suddenly resigned yesterday after the FBI discovered an extramarital affair with his biographer Paula Broadwell, but does the FBI routinely investigate the director of the CIA? Baer tells Morgan, “There is something going on here,” apart from the sexual peccadilloes. Or could it be as simple as the old adage that “hell hath no fury like a woman scorned”?