RIO DE JANEIRO, BRAZIL - AUGUST 15:  Shaunae Miller of the Bahamas (R) runs on her way to winning the gold medal in the Women's 400m Final ahead of silver medalist Allyson Felix of the United States (C) on Day 10 of the Rio 2016 Olympic Games at the Olympic Stadium on August 15, 2016 in Rio de Janeiro, Brazil.  (Photo by Patrick Smith/Getty Images)