160404-N-MD297-023 PANAMA CITY (April 4, 2016) - Sailors assigned to the Arleigh Burke-class guided-missile destroyer USS Lassen (DDG 82) man the rails on the fo'c'sle as the ship departs Panama City after a port visit. Lassen is currently underway in support of Operation Martillo, a joint operation with the U.S. Coast Guard and partner nations within the 4th Fleet area of responsibility. Operation Martillo is being led by Joint Interagency Task Force South, in support of U.S. Southern Command. (U.S. Navy photo by Mass Communication Specialist 2nd Class Huey D. Younger Jr./Released)