Serena Williams wins US Open quarterfinal 6-0, 6-0 - Article Photos 32/46

Li Na, of China, motions for silence to the crowd between points during her match against Ekaterina Makarova, of Russia, during the quarterfinals of the 2013 U.S. Open tennis tournament, Tuesday, Sept. 3, 2013, in New York. (AP Photo/Julio Cortez)