190729-N-NT795-130 SAN DIEGO (July 29, 2019) Sailors assigned to Coastal Riverine Squadron 3 Mark VI patrol boats are underway during high value asset security exercise as part of unit level training conducted by Coastal Riverine Group 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)