Details: Forty-two-year-old U.S. citizen John Nellis is searching for both his father, Melvin, and his son, Daniel. Melvin was an American serviceman who met John's mother while he was stationed in Chongqing, China, in the mid-1940s. They fell in love and John was born in 1949. When John was five, Melvin was sent back to the United States. Since John's parents were not legally married, John and his mother were forced to stay behind. Melvin promised to write, but eventually the letters stopped. Sadly, John never heard from him again. In 1952, John and his mother moved to her homeland in South Vietnam. She sold produce, but was able to make just enough money to send him to private schools. There he was able to learn English and receive a Western education. In 1957, his mother took him to the