In 2005, Sa won two gold medals in the clean and jerk and total at the 1st Junior World Weightlifting Championships in Busan, South Korea.

[2] In 2008, he won a gold medal in the 77 kg class at the 2008 Summer Olympics in Beijing.

[2] At the 2012 Summer Olympics, he dislocated his elbow while attempting 162 kg in his second snatch attempt and was forced to withdraw from the competition.

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