Vice Adm. William “Dean” Lee presides over the First Coast Guard District commander's change of command, Thursday, May 26, 2016 at Faneuil Hall in Boston. Lee serves as the operational commander for all U.S. Coast Guard missions from the Rocky Mountains to the Arabian Gulf, spanning across five Coast Guard Districts and 40 states. (U.S. Coast Guard photo by Petty Officer 3rd Class Andrew Barresi)