180522-N-NT795-906 SAN DIEGO (May 22, 2018) Sailors assigned to Coastal Riverine Squadron (CRS) 3, are underway aboard a Mark VI patrol boat during a final evaluation problem conducted by Coastal Riverine Group (CRG) 1's Training and Evaluation Unit. CRG-1 provides a core capability to defend designated high value assets throughout the green and blue-water environment and providing deployable adaptive force packages worldwide in an integrated, joint and combined theater of operations. (U.S. Navy photo by Chief Boatswain’s Mate Nelson Doromal Jr./Released)