TORONTO, CANADA - AUGUST 12 : Carina Witthoeft in action at the 2015 Rogers Cup WTA Premier 5 tennis tournament
TORONTO, CANADA - AUGUST 12 : Carina Witthoeft in action at the 2015 Rogers Cup WTA Premier 5 tennis tournament
STUTTGART, GERMANY - APRIL 23 : Carina Witthoeft in action at the 2015 Porsche Tennis Grand Prix WTA Premier tennis tournament
STUTTGART, GERMANY - APRIL 20 : Carina Witth�¶ft in action at the 2015 Porsche Tennis Grand Prix WTA Premier tennis tournament
MELBOURNE, AUSTRALIA - JANUARY 15 : Carina Witthoeft practices at the 2016 Australian Open
STUTTGART, GERMANY - APRIL 23 : Carina Witthoeftt talks to the media at the 2015 Porsche Tennis Grand Prix WTA Premier tennis tournament
LINZ, AUSTRIA - OCTOBER 9 : Carina Witthoeft in action at the 2016 Generali Ladies Linz WTA International tennis tournament
SYDNEY, AUSTRALIA - JANUARY 6 : Carina Witthoeft at the 2017 Apia International Sydney WTA Premier tennis tournament
TORONTO, CANADA - AUGUST 12 : Carina Witthoeft in action at the 2015 Rogers Cup WTA Premier 5 tennis tournament
LINZ, AUSTRIA - OCTOBER 9 : Carina Witthoeft in action at the 2016 Generali Ladies Linz WTA International tennis tournament
LINZ, AUSTRIA - OCTOBER 9 : Carina Witthoeft in action at the 2016 Generali Ladies Linz WTA International tennis tournament
SYDNEY, AUSTRALIA - JANUARY 6 : Carina Witthoeft at the 2017 Apia International Sydney WTA Premier tennis tournament
SYDNEY, AUSTRALIA - JANUARY 7 : Carina Witthoeft in action at the 2017 Apia International Sydney WTA Premier tennis tournament
SYDNEY, AUSTRALIA - JANUARY 6 : Carina Witthoeft at the 2017 Apia International Sydney WTA Premier tennis tournament
PARIS, FRANCE - JUNE 4 : Carina Witthoeft at the 2017 Roland Garros Grand Slam tennis tournament
CINCINNATI, UNITED STATES - AUGUST 13 : Carina Witthoeft of Germany at the 2017 Western & Southern Open WTA Premier 5 tennis tournament
STUTTGART, GERMANY - APRIL 23 : Carina Witthoeft in action at the 2015 Porsche Tennis Grand Prix WTA Premier tennis tournament
MELBOURNE, AUSTRALIA - JANUARY 15 : Carina Witthoeft practices at the 2016 Australian Open
INDIAN WELLS, UNITED STATES - MARCH 9 : Carina Witthoeft at the 2016 BNP Paribas Open
STUTTGART, GERMANY - APRIL 19, 2016: Carina Witthoeft in action at the 2016 Porsche Tennis Grand Prix
SYDNEY, AUSTRALIA - JANUARY 6 : Carina Witthoeft at the 2017 Apia International Sydney WTA Premier tennis tournament
NEW YORK CITY, UNITED STATES - AUGUST 29 : Carina Witthoeft in action at the 2016 US Open Grand Slam tennis tournament
NEW YORK CITY, UNITED STATES - AUGUST 27 : Carina Witthoeft in action at the 2016 US Open Grand Slam tennis tournament
NEW YORK CITY, UNITED STATES - AUGUST 27 : Carina Witthoeft in action at the 2016 US Open Grand Slam tennis tournament
NEW YORK CITY, UNITED STATES - AUGUST 29 : Carina Witthoeft in action at the 2016 US Open Grand Slam tennis tournament
NEW YORK CITY, UNITED STATES - AUGUST 29 : Carina Witthoeft in action at the 2016 US Open Grand Slam tennis tournament
CINCINNATI, UNITED STATES - AUGUST 13 : Carina Witthoeft of Germany at the 2017 Western & Southern Open WTA Premier 5 tennis tournament
Mason, Ohio - August 13, 2017: Carina Witthoeft in a qualifying match at the Western and Southern Open tennis tournament in Mason, Ohio, on August 13, 2017.
Mason, Ohio - August 13, 2017: Carina Witthoeft in a qualifying match at the Western and Southern Open tennis tournament in Mason, Ohio, on August 13, 2017.
Mason, Ohio - August 13, 2017: Carina Witthoeft in a qualifying match at the Western and Southern Open tennis tournament in Mason, Ohio, on August 13, 2017.
Mason, Ohio - August 13, 2017: Carina Witthoeft in a qualifying match at the Western and Southern Open tennis tournament in Mason, Ohio, on August 13, 2017.
Mason, Ohio - August 13, 2017: Carina Witthoeft in a qualifying match at the Western and Southern Open tennis tournament in Mason, Ohio, on August 13, 2017.
Mason, Ohio - August 13, 2017: Carina Witthoeft in a qualifying match at the Western and Southern Open tennis tournament in Mason, Ohio, on August 13, 2017.
NEW YORK CITY, - AUGUST 28 : Carina Witthoeft of Germany at the 2017 US Open Grand Slam tennis tournament
NEW YORK CITY, - AUGUST 28 : Carina Witthoeft of Germany at the 2017 US Open Grand Slam tennis tournament
STUTTGART, GERMANY - APRIL 21, 2018: Carina Witthoeft of Germany at the 2018 Porsche Tennis Grand Prix Premier Tennis Tournament
STUTTGART, GERMANY - APRIL 23, 2018: Carina Witthoeft of Germany at the 2018 Porsche Tennis Grand Prix Premier Tennis Tournament
PARIS, FRANCE - JUNE 4 : Carina Witthoeft at the 2017 Roland Garros Grand Slam tennis tournament
STUTTGART, GERMANY - APRIL 20 : Carina Witth�¶ft in action at the 2015 Porsche Tennis Grand Prix WTA Premier tennis tournament
Mason, Ohio - August 13, 2016: Carina Wittoeft in a qualifying match versus Eugenie Bouchard at the Western and Southern Open in Mason, Ohio, on August 13, 2016.