Watch U.S. Air Power (2008) : Full Movie Online Free Featuring a wealth of captivating footage -- including selections from newly declassified files -- this hourlong documentary looks at many of the aircraft, transport vehicles and weaponry of the U.S. military forces. Integrating insights from noted aviation authority Bill Gunston, the video contains highlights from training drills and combat simulations that underscore the U.S. war machine's power and capabilities.