Athletics - Olympics: Day 15 (Courtney Okolo)

Athletics - Olympics: Day 15
In This Photo: Courtney Okolo
(L-R) Natasha Hastings, Phyllis Francis, Allyson Felix and Courtney Okolo of the United States react after winning gold in the Women's 4 x 400 meter Relay on Day 15 of the Rio 2016 Olympic Games at the Olympic Stadium on August 20, 2016 in Rio de Janeiro, Brazil.
(Aug. 19, 2016 - Source: Cameron Spencer/Getty Images South America)