MS two U.S. Army soldiers hiking up steep hill in snowy Korea, lead soldier carrying Browning Automatic Rifle (BAR) light machine gun. Rear view MS two U.S. Army soldiers in heavy winter gear (including US issue arctic caps aka ushanka hats) trudging up steep hill with rifles -- lead soldier has grenade-launcher affixed to M1 Garand rifle. MS young white male U.S. soldier patrolling through brush with rifle, snowy mountains in BG. MSs U.S. soldiers crawling, crouching, advancing through snowy woods. MS U.S. soldier firing BAR from behind tree. MS U.S. soldier firing M1 Garand rifle during firefight in woods. MS soldier firing submachine gun. TLS U.S. soldiers in woods during firefight, sergeant kneeling on ground and pushing heel of soldier in FG. VO: "The United Nations offensive grinds forward. Avoiding clogged roads, U.S. and South Korean troops advance through the hills, measuring their hard-fought gains by yards."