Polish weightlifter Tomasz Zielinski is set to receive an Olympic bronze medal despite finishing ninth at London 2012.
The International Olympic Committee disqualifies eight athletes for failing drugs tests at the Beijing 2008 Games after retesting samples.
Three Olympic champions are among 11 weightlifters who face being stripped of their Beijing 2008 medals after failing doping retests.
Mongolian weightlifter Chagnaadorj Usukhbayar is thrown out of Rio Olympics after testing positive for testosterone.
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Uzbekistan's Ruslan Nurudinov breaks the Olympic record and takes gold with a 237kg clean and jerk in the 105kg weight division.
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