SOPOT, POLAND - MARCH 08: Gold medalist Francena McCorory of the United States poses with silver medalist Kaliese Spencer of Jamaica (L) and bronze medalist Shaunae Miller of Bahamas during the medal ceremony for the Women's 400m Final during day two of the IAAF World Indoor Championships at Ergo Arena on March 8, 2014 in Sopot, Poland.  (Photo by Alexander Hassenstein/Getty Images)