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RIO DE JANEIRO, BRAZIL - DECEMBER 11: A general view of the main court of the Olympic Tennis Centre at the Olympic Park during the Brazil Tennis Masters Cup as a test event for the Rio 2016 Olympic Games on December 11, 2015 in Rio de Janeiro, Brazil. (Photo by Buda Mendes/Getty Images)

RIO DE JANEIRO, BRAZIL - DECEMBER 11:  A general view of the main court of the Olympic Tennis Centre at the Olympic Park during the Brazil Tennis Masters Cup as a test event for the Rio 2016 Olympic Games on December 11, 2015 in Rio de Janeiro, Brazil.  (Photo by Buda Mendes/Getty Images)

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RIO DE JANEIRO, BRAZIL - AUGUST 11, 2016: Alexandra Raisman (L) and Simone Biles of the United States hug after the artistic gymnastics women's individual all-around final at the Rio 2016 Summer Olympic Games, at the Rio Olympic Arena. Valery Sharifulin/TASS (Photo by Valery Sharifulin\TASS via Getty Images)

RIO DE JANEIRO, BRAZIL - AUGUST 11, 2016: Alexandra Raisman (L) and Simone Biles of the United States hug after the artistic gymnastics women's individual all-around final at the Rio 2016 Summer Olympic Games, at the Rio Olympic Arena. Valery Sharifulin/TASS (Photo by Valery Sharifulin\TASS via Getty Images)

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LONDON, ENGLAND - AUGUST 13: A woman covered in brightly coloured powder checks to see if any has got in her eye at the Holi Festival of Colours at Wembley Park on August 13, 2016 in London, England. The event is inspired by the spring festival, Holi, which is celebrated by Hindus primarily in India, Nepal, Bangladesh and Pakistan. (Photo by Jack Taylor/Getty Images)

LONDON, ENGLAND - AUGUST 13:  A woman covered in brightly coloured powder checks to see if any has got in her eye at the Holi Festival of Colours at Wembley Park on August 13, 2016 in London, England. The event is inspired by the spring festival, Holi, which is celebrated by Hindus primarily in India, Nepal, Bangladesh and Pakistan. (Photo by Jack Taylor/Getty Images)

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NEW YORK, NY - AUGUST 13: Aaron Judge #99 of the New York Yankees is greeted by manager Joe Girardi #28 and Didi Gregorius #18 after he hit a home run in his first MLB at bat during the second inning of a game against the Tampa Bay Rays at Yankee Stadium on August 13, 2016 in the Bronx borough of New York City. (Photo by Rich Schultz/Getty Images)

NEW YORK, NY - AUGUST 13: Aaron Judge #99 of the New York Yankees is greeted by manager Joe Girardi #28 and Didi Gregorius #18 after he hit a home run in his first MLB at bat during the second inning of a game against the Tampa Bay Rays at Yankee Stadium on August 13, 2016 in the Bronx borough of New York City. (Photo by Rich Schultz/Getty Images)

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BRISTOL, ENGLAND - AUGUST 11: Members of the public watch tethered hot air balloons perform in the 'nightglow' on the opening day of the Bristol International Balloon Fiesta on August 11, 2016 in Bristol, England. The four day event, now in its 38th year, is Europe's largest annual hot air balloon event in the city that is seen as many as the home of modern ballooning. (Photo by Matt Cardy/Getty Images)

BRISTOL, ENGLAND - AUGUST 11:  Members of the public watch tethered hot air balloons perform in the 'nightglow' on the opening day of the Bristol International Balloon Fiesta on August 11, 2016 in Bristol, England. The four day event, now in its 38th year, is Europe's largest annual hot air balloon event in the city that is seen as many as the home of modern ballooning.  (Photo by Matt Cardy/Getty Images)