U.S. Coast Guard Maritime Security Response Team-West (MSRT) service members assigned to the Coast Guard Cutter Bertholf (WMSL 750) conduct joint training scenarios with members of the Korea Coast Guard in the East China Sea, March 28, 2019. The MSRT boat crew aboard a 26-foot Over the Horizon IV cutter boat executed a simulated interdiction with a Korea Coast Guard ship during the drills. U.S. Coast Guard photo by Petty Officer 1st Class Matthew S. Masaschi.