Coast Guard Cutters Bertholf, Waesche and Stratton are shown from a UAS perspective at Coast Guard Base Alameda, in Alameda, California, Jan. 9, 2020. At 418-feet in length, the national security cutter is the service's largest and most technologically sophisticated ship of the white-hull fleet. (U.S. Coast Guard video by Chief Petty Officer Brandyn Hill)