“I’ve seen first lady Melania Trump a couple of times, and I’ve seen President Trump quite a few times,” says Staff Sergeant Tuan Nguyen. The Vietnamese-American is an airman at Joint Base Andrews, the base that serves U.S. leaders, including the president and members of his Cabinet. “At any moment you turn on the TV,” says Tech Sergeant Vanessa Schook, a flight attendant at Andrews, “and whatever is going on in the news, one of our crew members are either picking that passenger up or taking them there.” Born in Colombia, South America, Shook moved to Florida as a child and says she became an American citizen after joining the military. While the issue of immigration might hit close to home, she puts politics aside. “We’re all here to support and defend the Constitution, and he is our commander in chief,” she says. It’s a sentiment heard across the base. …