Philadelphia, PA – Yani Tseng's successful title defense Sunday at the Walmart NW Arkansas Championship was her fifth of the year and in the process, extended her advantage atop the world rankings.
Suzann Pettersen remained in second, followed by Cristie Kerr, Na Yeon Choi, Jiyai Shin, Sun Ju Ahn and Ai Miyazato. Paula Creamer and Brittany Lincicome both moved up one to eighth and ninth, respectively. I.K. Kim fell two to No. 10.
Stacy Lewis, Michelle Wie, Karrie Webb, Inbee Park, Morgan Pressel and Chie Arimura stayed in their places from last week. Amy Yang, who lost a playoff to Tseng on Sunday, jumped up seven to 17th.
Angela Stanford and Maria Hjorth stayed 18th and 19th and Song-Hee Kim, who dipped three, polished off the top 20.
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