A boatcrew aboard a 26-foot Mark IV small boat from the Coast Guard Cutter Bertholf operate during evening hours while the cutter was conducting a counterdrug patrol in the Eastern Pacific Ocean, March 5, 2018. National Security Cutters like Bertholf are the centerpiece of the Coast Guard’s fleet, capable of executing the most challenging operations, including supporting maritime homeland security and defense missions. U.S. Coast Guard photo by Petty Officer 1st Class Matthew S. Masaschi