170516-N-PD309-086 CHANGI, Singapore (May 16, 2017) Chief of Naval Operations Adm. John Richardson takes a selfie with Sailors assigned to the littoral combat ship USS Coronado (LCS 4) following an all-hands during International Maritime Defense Exhibition 2017. The exhibition is hosted by the Republic of Singapore and is one of the largest maritime exhibitions in the Asia Pacific featuring a trade show and a series of multilateral exercises and exchanges. (U.S. Navy photo by Mass Communication Specialist 3rd Class Deven Leigh Ellis/Released)