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RIO DE JANEIRO, BRAZIL - AUGUST 16: Sunette Viljoen of South Africa competes during the Women's Javelin Throw Qualifying Round on Day 11 of the Rio 2016 Olympic Games at the Olympic Stadium on August 16, 2016 in Rio de Janeiro, Brazil. (Photo by Ian Walton/Getty Images)

RIO DE JANEIRO, BRAZIL - AUGUST 16:  Sunette Viljoen of South Africa competes during the Women's Javelin Throw Qualifying Round on Day 11 of the Rio 2016 Olympic Games at the Olympic Stadium on August 16, 2016 in Rio de Janeiro, Brazil.  (Photo by Ian Walton/Getty Images)