RIO DE JANEIRO, BRAZIL - AUGUST 21: Wesley Korir of Kenya, Galen Rupp of the United States, Jackson Kiprop of Uganda and Stephen Kiprotich of Uganda compete during the Men's Marathon on Day 16 of the Rio 2016 Olympic Games at Sambodromo on August 21, 2016 in Rio de Janeiro, Brazil. (Photo by Quinn Rooney/Getty Images)