181109-N-IL409-0031 PACIFIC OCEAN (Nov. 9, 2018) A Sailor gathers chains in preparation to chock and chain an aircraft on the flight deck aboard the Nimitz-class aircraft carrier USS John C. Stennis (CVN 74). John C. Stennis is underway conducting routine operations in the U.S. Pacific Fleet area of operations. (U.S. Navy photo by Mass Communication Specialist Seaman Joshua L. Leonard/Released)