Liu hops down the track after hitting the first hurdle and injuring himself in a 110m hurdles heat at the London 2012 Olympic Games, on Aug 7, 2012. [Photo/Xinhua]
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Liu hops down the track after hitting the first hurdle and injuring himself in a 110m hurdles heat at the London 2012 Olympic Games, on Aug 7, 2012. [Photo/Xinhua]
