180711-N-OY799-0698 PHILIPPINE SEA (July 11, 2018) A MK38 machine gun systems fires during a live-fire exercise on the flight deck of the Navy's forward-deployed aircraft carrier, USS Ronald Reagan (CVN 76). The ship is the flagship of Carrier Strike Group 5, which provides a combat-ready force that protects and defends the collective maritime interests of its allies and partners in the Indo-Pacific region. (U.S. Navy photo by Mass Communication Specialist 2nd Class Kenneth Abbate/Released)