170415-N-PD309-084 CHANGI NAVAL BASE, Singapore (April 15, 2017) The Commanding Officers of LCS Crews 203 and 204 prepare to exchange command aboard littoral combat ship USS Coronado (LCS 4). Coronado is on a rotational deployment in U.S. 7th Fleet area of responsibility, patrolling the region's littorals and working hull-to-hull with partner navies to provide 7th Fleet with the flexible capabilities it needs now and in the future. (U.S. Navy photo by Mass Communication Specialist 3rd Class Deven Leigh Ellis/Released)