Opening day of the London Olympic Games brought some major surprises. China won the first gold medal of the Games.
London Olympics Day 1

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China's Yi Siling reacts after winning the women's 10m air rifle final competition at the London 2012 Olympic Games in the Royal Artillery Barracks at Woolwich in southeast London July 28, 2012.

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Kazakhstan's Alexandr Vinokurov celebrates as he wins the men's cycling road race to claim the gold medal at the London 2012 Olympic Games July 28, 2012.

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Italy's Valentina Vezzali celebrates defeating Tunisia's Ines Boubakri (not pictured) during their women's Individual Foil quarterfinal fencing competition at the ExCel venue at the London 2012 Olympic Games July 28, 2012.

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Dominican's Republic Beatriz Piron prepares to lift in the women 48Kg Group A weightlifting competition at the London 2012 Olympic Games July 28, 2012.