(L-R) Poland's Danuta Urbanik, Morocco's Rababe Arafi, Ethiopia's Gudaf Tsegay, Russia's Elena Korobkina, US Heather Kampf compete in the women 1500 heat 1 at the IAAF World Indoor Athletics Championships in the Ergo Arena in the Polish coastal town of Sopot, on March 7, 2014. AFP PHOTO / JOHANNES EISELE