نخستین روز بازیهای المپیک لندن با شگفتی همراه بود. چین اولین مدال طلای بازیها را بدست آورد.
المپیک لندن، نخستین روز
![Michael Phelps of the U.S. reacts after finishing in fourth place in the men's 400m individual medley during the London 2012 Olympic Games at the Aquatics Centre July 28, 2012. REUTERS/Michael Dalder (BRITAIN - Tags: SPORT OLYMPICS SPORT SWIMMING)](https://gdb.voanews.com/c8aa9344-e9a5-454e-a62d-b2676bb7973c_w1024_q10_s.jpg)
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Michael Phelps of the U.S. reacts after finishing in fourth place in the men's 400m individual medley during the London 2012 Olympic Games at the Aquatics Centre July 28, 2012. REUTERS/Michael Dalder (BRITAIN - Tags: SPORT OLYMPICS SPORT SWIMMING)