Philadelphia, PA (SportsNetwork.com) - Lydia Ko won her second straight Swinging Skirts LPGA Classic title on Sunday and that helped increase her lead atop the world rankings.
Ko stretched her lead from 0.69 average points to 1.77 average points.
Behind Ko, the next eight players were unchanged. Inbee Park, Stacy Lewis, Hyo-Joo Kim, Shanshan Feng, Brittany Lincicome, So Yeon Ryu, Suzann Pettersen and Michelle Wie were second to ninth again this week.
Amy Yang tied for sixth behind Ko and that helped Yang improve two spots to No. 10. Lexi Thompson and Cristie Kerr dipped one notch apiece to 11th and 12th.
Mirim Lee, Anna Nordqvist and Sei Young Kim all moved up one place and are 13th to 15th. Karrie Webb slid three spots to No. 16. Na Yeon Choi and Azahara Munoz exchanged places with Choi up to 17th.
Q Baek held steady at No. 19, while Ha Na Jang inched up one to 20. That bumped Jessica Korda out of the top 20 to 21st. Morgan Pressel, who lost in a playoff to Ko, jumped 10 spots to 23rd.
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