It's not uncommon for Olympic athletes to get their medals taken away as soon as they get them or even years after they've competed. Here are Olympians whose wins turned into losses real quick:
1.2012: Nadezhda Ostapchuk, Belarus
2.2008: Ara Abrahamian, Sweden
3.2004: Tyler Hamilton, USA
4.2000: 4x400 Meters Men's Relay US Team
5.2000: Dong Fangxiao, China
6.2000: Izabela Dragneva, Bulgaria
7.2000: Andreea Răducan, Romania
8.1998: Ross Rebagliati, Canada
9.1992: Ibragim Samadov, USSR
10.1972: Rick DeMont, USA
11.1968: Hans-Gunnar Liljenwall, Sweden
12.1964: Marika Kilius and Hans-Jürgen Bäumler, Germany