PACIFIC OCEAN (Aug. 29, 2016) Sailors perform a respirator fit test aboard the amphibious transport dock ship USS Green Bay (LPD 20). Green Bay, part of the Bonhomme Richard Expeditionary Strike Group, is operating in the U.S. 7th Fleet area of operations in support of security and stability in the Indo-Asia-Pacific region. (U.S. Navy photo by Mass Communication Specialist 1st Class Chris Williamson/Released)
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