Click on the UAV icons below to learn more about the Predator and some of its UAV ancestors. — Lexi Krock Years before the first manned airplane flight on December 17, 1903, primitive UAV ...

WASHINGTON (CNN) --Nearly half the U.S. Air Force's fleet of RQ-1 Predator unmanned aerial vehicles have crashed or been shot down in the years since they've been deployed, according to Air Force ...