191211-N-NT795-090 PACIFIC OCEAN (Dec. 11, 2019) Electronics Technician 3rd Class Juan Britomora, from Santo Domingo, Dominican Republic, and assigned to Coastal Riverine Squadron (CRS) 3, mans the M240 machine gun aboard a Mark VI patrol boat during a maritime infrastructure protection training exercise provided by Coastal Riverine Group (CRG) 1 training and evaluation unit. The Coastal Riverine Force is a core Navy capability that provides port and harbor security, high value asset security and maritime security in the coastal and inland waterways. (U.S. Navy photo by Chief Boatswain’s Mate Nelson Doromal Jr./Reelased)