180207-N-AT895-068 SAN DIEGO (Feb. 7, 2018) Chief of Naval Operations (CNO) Adm. John Richardson receives a demonstration of the capabilities of a Mark VI patrol boat from Coastal Riverine Squadron (CRS) 3. CRS-3, part of Coastal Riverine Group (CRG) 1, provides a core capability to defend designated high value assets throughout the green and blue-water environment and provides deployable adaptive force packages worldwide in integrated, joint and combined theaters of operations. (U.S. Navy photo by Mass Communication Specialist 1st Class Nathan Laird/Released)