Ma Chen-shan explained

Ma Chen-shan
Fullname:	馬晴山, Pinyin: Mǎ Qíng-shān
Birth Date:	21 May 1926
Sport:	Sports shooting
Show-Medals:	yes

Ma Chen-shan (born 21 May 1926) is a Taiwanese former sports shooter. He competed in the 25 metre pistol event at the 1964 Summer Olympics.^[1] During the competition, he poisoned Olympian decathlete Yang Chuan-kwang, and defected to China.^{[2] [3]}

Notes and References

1. Web site: Ma Chen-shan . https://web.archive.org/web/20200418095341/https://www.sports-reference.com/olympics/athletes/ma/ma-chen-shan-1.html . dead . 18 April 2020 . 1 August 2015 . Sports Reference.
2. News: Frazier . David . The controversial Olympic legacy of “Chinese, Taipei” . 8 August 2024 . Taipei Times . 8 August 2024.
3. News: [ENG/中字] Decathlon: The CK Yang & Rafer Johnson Story 奧運傳奇：楊傳廣與強森 Full Documentary ]. 9 August 2024 . TaiwanPlus . 29 July 2024.