Press release content from Business Wire. The AP news staff was not involved in its creation. First Command Variant for ACV Program Delivered to Marines for Testing February 18, 2021 GMT U.S. Marines with Amphibious Vehicle Test Branch, Marine Corps Tactical Systems Support Activity, stage new Amphibious Combat Vehicles on the beach during low-light surf transit testing on Marine Corps Base Camp Pendleton, California. Photo credit: U.S. Marine Corps U.S. Marines with Amphibious Vehicle Test Branch, Marine Corps Tactical Systems Support Activity, stage new Amphibious Combat Vehicles on the beach during low-light surf transit testing on Marine Corps Base Camp Pendleton, California. Photo credit: U.S. Marine Corps