2012 US Open: Day 1

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Andrea%20Petkovic%20of%20Germany%20returns%20a%20shot%20during%20her%20women%26%238217%3Bs%20singles%20first%20round%20match%20against%20Romina%20Oprandi%20of%20Switzerland%20on%20Day%20One%20of%20the%202012%20US%20Open%20at%20USTA%20Billie%20Jean%20King%20National%20Tennis%20Center%20on%20August%2027%2C%202012%20%20at%20Flushing%20Meadows.%20%20%28Photo%20by%20Matthew%20Stockman%2FGetty%20Images%29

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