191107-N-NT795-192 SAN DIEGO (Nov. 7, 2019) Sailors assigned to Coastal Riverine Squadron (CRS) 3 operate underway aboard a Mark VI patrol boat as it transits outbound of San Diego Bay during unit level training assessment and certification (ULTRA-C) conducted 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./Released)