This interview with Fengsuo Zhou, a student leader of the 1989 Tiananmen Square protests, was originally live-streamed as part of the National Security C.L.A.S.S. (Cyber, Land, Air, Sea, & Space) Summit. You can watch the livestream here from Nov. 2, 2022. What was it like being at the center of the Tiananmen Square protests? Why does…