Thursday, July 3, 2025 at 11:30 p.m. on KPBS TV / Stream now with the PBS app. Guest: Viet Thanh Nguyen (author of "The Sympathizer") and Mai Elliott (author of "The Sacred Willow"). It's been fifty years since the last U.S. military helicopters left Saigon, signaling the fall of the country or its liberation, depending on whom you ask. Two Vietnamese Americans with personal ties to the war reflect on the milestone anniversary.