In this image obtained from the US Marine Corp (USMC), Colonel Ronald J. Johnson (L), commanding officer 24th Marine Expeditionary Unit, is briefed on the "Dragoneye" unmanned aerial drone in 2006. The expanding US drone war against Al-Qaeda may be disrupting the terror network's operations but the lethal bombing raids carry risks for Washington and its ally Pakistan.
(AFP/USMC-HO/File/Cpl. Jeffrey A. Cosola)