Image 0 of 5U.S. Marines with 3rd Assault Amphibian Battalion, 1st Marine Division, depart the USS Rushmore (LSD 47) to conduct an amphibious assault on Red Beach, Camp Pendleton, California, during Exercise Dawn Blitz. (Cpl. Austin Mealy/Marine Corps) U.S. Marines assigned to Aircraft Rescue and Fire Fighting conduct a controlled burn training exercise aboard Marine Corps Air Station Beaufort, South Carolina. The training simulates extinguishing a jet fire. (Cpl. Benjamin McDonald/Marine Corps) A crew chief assigned to the 374th Aircraft Maintenance Squadron walks on the flightline during Exercise Beverly Morning 17-06 at Yokota Air Base, Japan. (Yasuo Osakabe/Air Force) Sailors man the rails of the Arleigh Burke-class guided-missile destroyer USS Oscar Austin (DDG 79) as the ship departs Oslo, Norway, following a port visit. (Ryan Utah Kledzik/Navy) Soldiers assigned to 5th Squadron, 7th Cavalry Regiment, 1st Brigade Combat Team, 3rd Infantry Division, maneuver through the desert during Decisive Action Rotation 18-01 at the National Training Center in Fort Irwin, Calif., Oct. 21, 2017. (Spc. Daniel Parrott/Army)