(fromL) Ukraine's Nataliia Pryshchepa, USA's Ajee Wilson, Kenya's Margaret Nyairera Wambui, Belgium's Renee Eykens and Burundi's Francine Niyonsaba compete in the Women's 800m Semifinal during the athletics event at the Rio 2016 Olympic Games at the Olympic Stadium in Rio de Janeiro on August 18, 2016.   / AFP / OLIVIER MORIN        (Photo credit should read OLIVIER MORIN/AFP/Getty Images)