Engineman 1st Class Carl Specht, assigned to Coastal Riverine Squadron (CRS-) 4 explains riverine patrol boat maintenance to Mexican navy officers during a tour of the Coastal Riverine Boat Maintenance Facility, Aug. 20. Navy Expeditionary Combat Command (NECC) hosted Mexican navy officers during a logistics and maintenance visit to Joint Expeditionary Base Little Creek-Fort Story. (U.S. Navy photo by Mass Communication Specialist 3rd Class Lauren Booher/Released)