190528-N-PL543-1010 PHILIPPINE SEA (May 28, 2019) Capt. Pat Hannifin, commanding officer of the Navy’s forward-deployed aircraft carrier USS Ronald Reagan (CVN 76), observes a replenishment-at-sea with the fleet replenishment oiler USNS Walter S. Diehl (T-AO 193). Ronald Reagan, the flagship of Carrier Strike Group 5, 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 Tyra M. Campbell/Released)