191016-N-NT795-042 SAN DIEGO, Calif., (Oct. 16, 2019) Electronics Technician 2nd Class Juan Britomora, assigned to Coastal Riverine Squadron (CRS) 3, conducts bore sighting checks on the MK50 remote weapon system aboard a MKVI patrol boat as part of pre-operational checks during live-fire exercises provided 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 operation in the coastal and inland waterways. (U.S. Navy photo by Chief Boatswain’s Mate Nelson Doromal Jr./Released)