After the terrorist attacks on 9/11, Jack Ryan, studying at the London School of Economics, becomes a U.S. Marine fighting in Afghanistan, where his spine is critically injured when his helicopter is shot down. During the recovery, he meets Cathy Muller, the medical student helping him learn to walk again, and Thomas Harper, an official with the C.I.A. who recruits him. Ten years later, Ryan is working on Wall Street covertly for the C.I.A., looking for suspect financial transactions that would...

A two-segment look at the effect of the military mindset and war itself on Vietnam era Marines. The first half follows a group of recruits in boot camp under the command of the punishing Gunnery Sergeant Hartman. The second half shows one of those recruits, Joker, covering the war as a correspondent for Stars and Stripes, focusing on the Tet offensive.