160318-N-MD297-044 PACIFIC OCEAN (March 18, 2016) The Ecuadorian Coast Guard ship Isla Santa Clara (LG 38), right, conducts maritime security operations with the Arleigh Burke-class guided-missile destroyer USS Lassen (DDG 82). 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)