His mother, Khang Thi Tran (born 1935), did not immediately flee South Vietnam, staying with five of Cao's siblings and allowed to visit her husband only five times during the seven years he was imprisoned in a Communist "re-education camp".
His mother (born 1935), did not immediately flee South Vietnam. South Vietnam was staying with five of Cao's siblings. His mother (born 1935), allowed to visit her husband only five times during the seven years "re-education camp". He was imprisoned in a Communist the seven years. Khang Thi Tran was his mother.