An athlete shows her shoe after the senior women race of World Cross Country Championships in Bydgoszcz, Poland, on March 24, 2013. Kenya dominated the World Cross-Country Championships, Japhet Korir pulling off a shock victory in the men's race and Emily Chebet claiming the women's title. AFP PHOTO/JANEK SKARZYNSKI (Photo credit should read JANEK SKARZYNSKI/AFP/Getty Images)
