BALBOA, Panama (Jun. 27, 2016) - Fire Controlman 2nd Class Sean Carroll leads a tour of Harper's Ferry-class dock landing ship USS Oak Hill (LSD 51) for Panamanian visitors. To commemorate the recent expansion of the Panama Canal, Oak Hill is conducting a port visit in Balboa and hosted a reception for local officials and diplomats from the U.S. and trade partners. Oak Hill is deployed to the U.S. 4th Fleet area of responsibility. (U.S. Navy photo by Mass Communication Specialist 3rd Class Desmond Parks/RELEASED)