A Sailor demonstrates how to drain a self-contained breathing apparatus.

PACIFIC OCEAN (Aug. 22, 2012) Damage Controlman Fireman Zachary Huckaby demonstrates how to drain a self-contained breathing apparatus while performing maintenance on the ship's damage control equipment aboard the Arleigh Burke-class guided-missile destroyer USS McCampbell (DDG 85). McCampbell is part of the George Washington Carrier Strike Group, the U.S. Navy's only forward deployed carrier strike group, based out of Yokosuka, Japan, and is conducting a routine western Pacific Ocean patrol. (U.S. Navy photo by Mass Communication Specialist Seaman Declan Barnes) File# 120822-N-TG831-073