Marion Bartoli announcing her retirement was a surprise for everyone, including her fellow WTA stars, who shared their reactions on Twitter. Sabine Lisicki, Petra Kvitova, Kim Clijsters and more...
WTA Staff

CINCINNATI, OH, USA - The stars of the WTA have been sounding off on Twitter about Marion Bartoli's sudden retirement from tennis - here are 13 players in the 13 hours since she retired...

Pam Shriver

Laura Robson

Anastasia Pavlyuchenkova

Coco Vandeweghe

Tracy Austin

Kim Clijsters

Sabine Lisicki

Anna Tatishvili

Laura Robson

Romina Oprandi

Lisa Raymond

Bethanie Mattek-Sands

Maria Kirilenko

Petra Kvitova