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US gymnast Madison Kocian practices her floor rotuine at the women's Artistic gymnastics at the Olympic Arena on August 4, 2016 ahead of the Rio 2016 Olympic Games in Rio de Janeiro. / AFP / EMMANUEL DUNAND (Photo credit should read EMMANUEL DUNAND/AFP/Getty Images)

US gymnast Madison Kocian practices her floor rotuine at the women's Artistic gymnastics at the Olympic Arena on August 4, 2016 ahead of the Rio 2016 Olympic Games in Rio de Janeiro.  / AFP / EMMANUEL DUNAND        (Photo credit should read EMMANUEL DUNAND/AFP/Getty Images)

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RIO DE JANEIRO, BRAZIL - AUGUST 04: Madison Kocian of the United States practices on the uneven bars during an artistic gymnastics training session on August 4, 2016 at the Arena Olimpica do Rio in Rio de Janeiro, Brazil. (Photo by Laurence Griffiths/Getty Images)

RIO DE JANEIRO, BRAZIL - AUGUST 04:  Madison Kocian of the United States practices on the uneven bars during an artistic gymnastics training session on August 4, 2016 at the Arena Olimpica do Rio in Rio de Janeiro, Brazil.  (Photo by Laurence Griffiths/Getty Images)

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RIO DE JANEIRO, BRAZIL - AUGUST 04: Madison Kocian of the United States performs her floor excercise routine during a training session before the start of the Summer Olympic Games on August 4, 2016 at Rio Olympic Arena in Rio de Janeiro, Brazil. (Photo by Elsa/Getty Images)

RIO DE JANEIRO, BRAZIL - AUGUST 04:  Madison Kocian of the United States performs her floor excercise routine during a training session before the start of the Summer Olympic Games on August 4, 2016 at Rio Olympic Arena in Rio de Janeiro, Brazil.  (Photo by Elsa/Getty Images)

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US gymnast Madison Kocian practices on the beam of the women's Artistic gymnastics at the Olympic Arena on August 4, 2016 ahead of the Rio 2016 Olympic Games in Rio de Janeiro. / AFP / EMMANUEL DUNAND (Photo credit should read EMMANUEL DUNAND/AFP/Getty Images)

US gymnast Madison Kocian practices on the beam of the women's Artistic gymnastics at the Olympic Arena on August 4, 2016 ahead of the Rio 2016 Olympic Games in Rio de Janeiro.  / AFP / EMMANUEL DUNAND        (Photo credit should read EMMANUEL DUNAND/AFP/Getty Images)

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RIO DE JANEIRO, BRAZIL - AUGUST 04: Madison Kocian of the United States practices a floor routine during an artistic gymnastics training session on August 4, 2016 at the Arena Olimpica do Rio in Rio de Janeiro, Brazil. (Photo by Alex Livesey/Getty Images)

RIO DE JANEIRO, BRAZIL - AUGUST 04:  Madison Kocian of the United States practices a floor routine during an artistic gymnastics training session on August 4, 2016 at the Arena Olimpica do Rio in Rio de Janeiro, Brazil.  (Photo by Alex Livesey/Getty Images)