180315-M-WP334-0080 SOUDA BAY, Greece (March 15, 2018) A Marine assigned to the Maritime Raid Force (MRF), 26th Marine Expeditionary Unit (26th MEU), climbs a caving ladder during rigid-hull inflatable boat insertion training at Naval Base Souda Bay, Greece. The NATO Maritime Interdiction Operations Training Centre hosted the MRF’s training as part of a two-week course designed to teach maritime interdiction techniques to NATO partner nations. (U.S. Marine Corps photo by Cpl. Jered T. Stone/Released)