** FILE ** Smoke rises after a reported NATO airstrike in Pakistan's tribal area of Mohmand, along the Afghanistan border, on Saturday, Nov. 26, 2011. (AP Photo/Pakistan Inter Services Public Relations Department)

** FILE ** Smoke rises after a reported NATO airstrike in Pakistan's tribal area of Mohmand, along the Afghanistan border, on Saturday, Nov. 26, 2011. (AP Photo/Pakistan Inter Services Public Relations Department)