Carlos Hathcock, the legendary U.S. Marine sniper, performed one of the most grueling missions in military history. He crawled over 1,500 yards — inch by inch — for 3 days and 4 nights, through open grassland and enemy territory, to eliminate a high-ranking officer. Exhausted, dehydrated, and nearly discovered multiple times, Hathcock finally took the shot — and changed the course of the battle. He’s also remembered for pulling off the near-impossible: eliminating an enemy sniper by firing direc