PACIFIC OCEAN— Marines and Sailors perform squats during

PACIFIC OCEAN— Marines and Sailors perform squats during a live-fire event on the flight deck of USS San Diego (LPD 22), July 26, 2017. The live-fire event simulated a chemical attack scenario and muscular fatigue to ensure Marines and Sailors with the BLT are properly trained and ready to respond to any situation. The 15th Marine Expeditionary Unit and America Amphibious Ready Group are operating in the U.S. 7th Fleet area of operations to enhance regional partnerships and serve as a ready-response capability for any type of contingency. The Marines and Sailors are with Battalion Landing Team 1st Battalion, 5th Marine Regiment, 15th Marine Expeditionary Unit. (U.S. Marine Corps photo by Lance Cpl. Jeremy Laboy)