U.S. Army Reserve Staff Sgt. Matthew Fuchs, 1st Battalion, 417th Infantry Regiment, transports opposing-forces Soldiers from 1st Stryker Brigade Combat Team through the convoy-operations lane during the ongoing Combat Support Training Exercise at Fort Hunter Liggett, California. CSTX is a large-scale training exercise where units-of-action experience tactical-training scenarios specifically designed to replicate real-world missions.