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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Djibouti's Yasmin Hassan Farah serves against Brazil's Caroline Kumahara during their women's singles preliminary round table tennis match at the ExCel venue of the London 2012 Olympic Games in London July 28, 2012.

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Britain's Sam Oldham competes on the parallel bars during the men's gymnastics qualification in the North Greenwich Arena during the London 2012 Olympic Games July 28, 2012.

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Louis Smith of Great Britain cries during the men's gymnastics qualification in the North Greenwich Arena during the London 2012 Olympic Games July 28, 2012.

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China's Sun Yang celebrates after winning the men's 400m freestyle final at the London 2012 Olympic Games at the Aquatics Centre July 28, 2012.