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RIO DE JANEIRO, BRAZIL - AUGUST 19: Mariana Pajon #100 of Colombia leads the pack during the Women's BMX Semi Finals on day 14 of the Rio 2016 Olympic Games at the Olympic BMX Centre on August 19, 2016 in Rio de Janeiro, Brazil. (Photo by Phil Walter/Getty Images)

RIO DE JANEIRO, BRAZIL - AUGUST 19:  Mariana Pajon #100 of Colombia leads the pack during the Women's BMX Semi Finals on day 14 of the Rio 2016 Olympic Games at the Olympic BMX Centre on August 19, 2016 in Rio de Janeiro, Brazil.  (Photo by Phil Walter/Getty Images)

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Colombia's Mariana Pajon celebrates after winning the women's BMX cycling final event at the Rio 2016 Olympic Games in the Olympic BMX Centre in Rio de Janeiro on August 19, 2016. / AFP / Carl DE SOUZA (Photo credit should read CARL DE SOUZA/AFP/Getty Images)

Colombia's Mariana Pajon celebrates after winning the women's BMX cycling final event at the Rio 2016 Olympic Games in the Olympic BMX Centre in Rio de Janeiro on August 19, 2016. / AFP / Carl DE SOUZA        (Photo credit should read CARL DE SOUZA/AFP/Getty Images)

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RIO DE JANEIRO, BRAZIL - AUGUST 19: Mariana Pajon of Colombia celebrates with the gold after winning the Women's BMX Final on day 14 of the Rio 2016 Olympic Games at the Olympic BMX Centre on August 19, 2016 in Rio de Janeiro, Brazil. (Photo by David Ramos/Getty Images)

RIO DE JANEIRO, BRAZIL - AUGUST 19:  Mariana Pajon of Colombia celebrates with the gold after winning the Women's BMX Final on day 14 of the Rio 2016 Olympic Games at the Olympic BMX Centre on August 19, 2016 in Rio de Janeiro, Brazil.  (Photo by David Ramos/Getty Images)

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RIO DE JANEIRO, BRAZIL - AUGUST 19: L-R] Silver medalist Alise Post of USA, gold medalist Mariana Pajon of Colombia and bronze medalist Stefany Hernandez of Venezuela on the podium after the Women's BMX Final on day 14 of the Rio 2016 Olympic Games at the Olympic BMX Centre on August 19, 2016 in Rio de Janeiro, Brazil. (Photo by David Ramos/Getty Images)

RIO DE JANEIRO, BRAZIL - AUGUST 19:  L-R] Silver medalist Alise Post of USA, gold medalist Mariana Pajon of Colombia and bronze medalist Stefany Hernandez of Venezuela on the podium after the Women's BMX Final on day 14 of the Rio 2016 Olympic Games at the Olympic BMX Centre on August 19, 2016 in Rio de Janeiro, Brazil.  (Photo by David Ramos/Getty Images)