SI.com Staff
Sunday September 7th, 2014

No. 1 seed Serena Williams and No. 10 seed Caroline Wozniacki are friends off the court, but on Sunday afternoon on Ashe the two will compete for the 2014 U.S. Open trophy. Find out how these two top women match up in forehand winners, first serve percentage, sets lost, return percentage and much more. 

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