ཨོ་ལོམ་ཕིག་ལུས་རྩལ་འགྲན་ཚོགས་ཀྱི་ཁེ་ལོ་རྨི་ཌར་༢༠གོམ་བྲོས་འགྲན་བསྡུར།

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A Tibetan flag, left, pass Buckingham Palace at the 2012 Summer Olympics, Saturday, Aug. 11, 2012, in London.

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Athletes walk past Buckingham Palace as they compete in the women's 20-kilometer race walk.

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Choeyang kyi (R) and Russia's Elena Lashmanova compete in the women's 20km race walk final at the London 2012 Olympic Games at The Mall August 11, 2012.

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A Tibetan flag, left, and a China's flag are hold by spectators during the women's 20-kilometer race walk, at the 2012 Summer Olympics, Saturday, Aug. 11, 2012, in London.