150801-N-MK881-332 SOUTH CHINA SEA (Aug. 1, 2015) Engineman 2nd Class Changxuan Zhou, left, receives training from Chief Engineman Robert Carter on the combined contaminated fuel detector, which determines the quantity of solid contamination present in fuels, aboard the littoral combat ship USS Fort Worth (LCS 3). Fort Worth is on a 16-month rotational deployment in support of the Indo-Asia-Pacific Rebalance. (U.S. Navy photo by Mass Communication Specialist 2nd Class Joe Bishop/Released)