While commanding the 101st Airborne Division during the 2003 invasion of Iraq, David H. Petraeus famously mused to journalist Rick Atkinson, "Tell me how this ends." Asked today by The Washington Independent how he would answer that if one of his own division commanders posed it, Petraeus replied by phone from Baghdad's Camp Victory, "I would just reiterate what our objectives are, and that is what we're trying to help the Iraqis achieve....