Aug 27, 2011; Daegu, SOUTH KOREA; Vivian Cheruyiot and Prisacah Cherono and Sally Kipyego and Linet Masai (KEN) lead the women's 10,000m in the evening session of Day 1 of the 2011 IAAF World Championships in Athletics at Daegu Stadium. Cheruyiot won in 30:48.98 as part of a Kenyan sweep of the top four places.