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BEIJING, CHINA - AUGUST 29: Aaron Brown of Canada, Andre De Grasse of Canada, Brendon Rodney of Canada and Justyn Warner of Canada celebrate after winning bronze in the Men's 4x100 Metres Relay final during day eight of the 15th IAAF World Athletics Championships Beijing 2015 at Beijing National Stadium on August 29, 2015 in Beijing, China. (Photo by Ian Walton/Getty Images)

BEIJING, CHINA - AUGUST 29:  Aaron Brown of Canada, Andre De Grasse of Canada, Brendon Rodney of Canada and Justyn Warner of Canada celebrate after winning bronze in the Men's 4x100 Metres Relay final during day eight of the 15th IAAF World Athletics Championships Beijing 2015 at Beijing National Stadium on August 29, 2015 in Beijing, China.  (Photo by Ian Walton/Getty Images)