Ash Barty defeats Kiki Bertens to reach Miami quarters
Kiki Bertens holds nerve to stun Angelique Kerber at WTA Finals | Tennis News | Sky Sports
Photos: The best of Kiki Bertens
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Dutch tennis player Kiki Bertens in action during the WTA tennis tournament in Nuremberg, Germany, Stock Photo, Picture And Rights Managed Image. Pic. PAH-80484178 | agefotostock