PARIS, FRANCE - MAY 25: Petra Kvitova of the Czech Republic serves during the Women's Singles second round match against Su-Wei Hsieh of Taipei at Roland Garros on May 25, 2016 in Paris, France. (Photo by Clive Brunskill/Getty Images)
PARIS, FRANCE - MAY 25: Petra Kvitova of the Czech Republic serves during the Women's Singles second round match against Su-Wei Hsieh of Taipei at Roland Garros on May 25, 2016 in Paris, France. (Photo by Clive Brunskill/Getty Images)