170622-N-NI812-203 PACIFIC OCEAN (June 22, 2017) Boatswain's Mate 1st Class Harry J. Crawford III, assigned to the aircraft carrier USS Nimitz (CVN 68), signals to the crane operator aboard the fleet replenishment oiler USNS Yukon (T-AO 202) during a replenishment-at-sea in the Pacific Ocean. Nimitz is on an underway period in the U.S. 7th fleet area of operations. The U.S. Navy has patrolled the Indo-Asia-Pacific routinely for more than 70 years promoting regional peace and security. (U.S. Navy photo by Mass Communication Specialist 3rd Class Ian Kinkead/Released)