190718-N-NT795-470 SAN DIEGO (July 18, 2019) Operations Specialist 2nd Class Anthony Darnley, from New York, assigned to Coastal Riverine Squadron (CRS) 3, fires the M240 machine gun aboard a Mark VI patrol boat during simulated small boat attack as part of unit level training provided by Coastal Riverine Group (CRG) 1 Training Evaluation Unit. The Coastal Riverine Force is a core Navy capability that provides port and harbor security, high value asset security, and maritime security operation in the coastal and inland waterways. (U.S. Navy photo by Chief Boatswain’s Mate Nelson Doromal Jr./Released)