However, during coverage of the event on Friday, Wertheim made a comment about Krejcikova's forehead. The two-time Grand Slam winner posted on social media on Saturday she was disappointed with "this type of unprofessional commentary.

"I believe it's time to address the need for respect and professionalism in sports media," Krejčíková said in response

The Tennis Channel has taken an analyst off air indefinitely after he made a disparaging remark about Wimbledon champion Barbora Krejčíková.