MEDITERRANEAN SEA, March 5, 2019 - U.S. Marines with

MEDITERRANEAN SEA, March 5, 2019 - U.S. Marines with the 22nd Marine Expeditionary Unit, zero M249 squad automatic weapons during a live-fire training exercise on the flight deck of the San Antonio-class amphibious transport dock ship USS Arlington (LPD-24), March 5, 2019. The Arlington is making a scheduled deployment as part of the 22nd MEU and the Kearsarge Amphibious Ready Group, in support of maritime security operations, crisis response and theater security cooperation, while also providing a forward Naval and Marine presence. (U.S. Marine Corps photo by Staff Sgt. Andrew Ochoa/Released)