A U.S. Marine with Golf Company, 2nd Battalion, 23rd Marine Regiment, 4th Marine Division, prepares to hike during Mountain Exercise (MTX) 4-23 at Marine Corps Mountain Warfare Training Center, Bridgeport, California, June 13, 2023. MTX is a warfare exercise designed to train all Marines to be effective in maneuvering, conducting expeditionary advanced base operations and logistical supply and support operations in an austere environment in line with Force Design 2030. (U.S. Marine Corps Photo by Lance Cpl. Justin J. Marty)