Every day , the air force must process almost 1500 hours of full-motion video and another 1500 still images , much of it from predators and reapers on around-the-clock combat air patrols .
Missile-armed predators , the larger reapers carrying bombs and missiles , and stealthy , unarmed sentinel spy drones , operated jointly by the cia and the military , are still america 's weapon of choice for hunting terrorist leaders .
