170809-N-PQ607-022 MAYPORT, Fla. (Aug. 9, 2017) Rear Adm. Sean Buck, commander of U.S. Naval Forces Southern Command/U.S. 4th Fleet, delivers opening remarks to the 17 partner nation participants of the Combined Force Maritime Component Command (CFMCC) at PANAMAX 2017. The CFMCC portion of PANAMAX 2017 is being hosted by U.S. Naval Forces Southern Command/U.S. 4th Fleet at Naval Station Mayport, Fla. (U.S. Navy photo by Mass Communication Specialist 2nd Class Michael Hendricks/Released)