Radwanska loses to Makarova in US Open's 4th round

Agnieszka Radwanska, of Poland, serves to Ekaterina Makarova, of Russia, during the fourth round of the 2013 U.S. Open tennis tournament, Sunday, Sept.

http://www.sfgate.com/sports/article/Radwanska-loses-to-Makarova-in-US-Open-s-4th-round-4780323.php