AP PROVIDES ACCESS TO THIS PUBLICLY DISTRIBUTED HANDOUT PHOTO PROVIDED BY THE U.S. ARMY; MANDATORY CREDIT.
In this image provided by the U.S. Army, contactors from General Atomics load Hellfire missiles onto an MQ-1C Gray Eagle at Camp Taji, Iraq, on Feb. 27, 2011. For a year, U.S. officials have been saying that taking out a terrorist threat in Afghanistan with no American troops on the ground would be difficult but not impossible. Last weekend, the U.S. did just that — killing al-Qaida leader Ayman al-Zawahri with a CIA drone strike. (Jason Sweeney/U.S. Army via AP)