Long Wenjun, son of Long Qiming, sits in his apartment in Chongqing, China, on Aug. 13, 2015. Wenjun’s father helped defend China as a pilot during World War II. After the communists came to power, Qiming was suspected of being a spy, because he had been born in British-ruled Hong Kong and been trained as a pilot in the United States. Yue Wu McClatchy