Highly maneuverable, heavily armed, extensively fortified, and devastatingly powerful, the U.S. Army's AH-64 Apache is one of the most trusted and lethal weapons in the sky. Called "Black Death" by her foes, she's cast a feared shadow over the battlefield, but this modern chopper was nearly scrapped before ever seeing action. Discover the inside story of the world's premier attack helicopter, from its controversial beginnings, rife with technical challenges and tragic failures, to its remarkable triumphs against enemy forces.