The future of unmanned airfcraft: More manpower | Grand Forks Herald

Gen. Norton A. Schwartz, the Air Force's top official, spoke at the Grand Forks summit Friday. It took the Air Force about 12 years to rack up the first quarter-million hours on its Predator unmanned aircraft and just 13 months to rack up the last quarter-million hours, Gen. Norton A. Schwartz told a Grand Forks audience Friday.