Bùi Tín

Bùi Tín (December 29, 1927 – August 11, 2018) was a Vietnamese dissident and People's Army of Vietnam colonel. He became active during the August Revolution in 1945. He later joined the Việt Minh along with Chairman Hồ Chí Minh and General Võ Nguyên Giáp. 
During at least one such occasion, he was involved in an interrogation of John McCain.
In November 1991, Tín became involved in the Vietnam War POW/MIA issue when he appeared before hearings of the United States Senate Select Committee on POW/MIA Affairs in Washington, D.C.
Tín died in Montreuil, France on August 11, 2018 from renal failure, aged 90.