Vice Adm. Andrew J. Tiongson is the new commander of U.S. Coast Guard Pacific Area Command, taking over for Vice Adm. Michael F. McAllister in leading the 13,000 members of Coast Guard Pacific Area through various missions and activities in the Arctic, the Antarctic, the Eastern and Western Pacific and Oceania. The change of command ceremony was held July 8 on Coast Guard Base Alameda in Northern California. During the previous two years, Tiongson was the U.S. Southern Command director of operations overseeing planning and execution of activities related to the command’s area of responsibility, which included 27 democratic nations…