Rear Adm. Andrew Tiongson, commander, First Coast Guard District, and Master Chief Petty Officer William Hollandsworth, command master chief, First Coast Guard District, discuss the Coast Guard's mission in the Northeast and leadership direction, Wednesday, July 18, 2018 in Boston, Massachusetts. Tiongson also discusses his guiding principles which include leadership, proficiency, and teamwork. (U.S. Coast Guard video by PA3 Andrew Barresi and PA2 Lara Davis)