Gallery | IAAF WORLD CHAMPIONSHIP 2015 Day 7 | China Athletics Worlds

Jamaica's Danielle Williams, middle, United States' Sharika Nelvis, left, and United States' Brianna Rollins compete in the womenís 100m hurdles final at the World Athletics Championships at the Bird's Nest stadium in Beijing, Friday, Aug. 28, 2015. Williams won the event. (AP Photo/David J. Phillip)

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