U.S. sailors guide a Landing Craft, Air Cushioned hovercraft carrying an M1150 Assault Breacher Vehicle onto the sand at Red Beach as part of Steel Knight 20 on Marine Corps Base Camp Pendleton, California, Dec. 5, 2019. Steel Knight is an annual exercise that spans the western United States and California coast. It focuses on ground fires, maneuver warfare tactics and command and control capabilities, in order to test Marines and sailors across a range of environments and preparing to counter aggression against a near-peer threat. (U.S. Marine Corps photo by Lance Cpl. Angela Wilcox)