Tennis: Karolina Pliskova makes US$100 to charity for every ace pledge, Caroline Garcia and Johanna Konta also through

Karolina Pliskova of the Czech Republic serves against Veronica Cepede Royg of Paraguay during round one on day two of the Australian Open in Melbourne on Jan 16.
Karolina Pliskova of the Czech Republic serves against Veronica Cepede Royg of Paraguay during round one on day two of the Australian Open in Melbourne on Jan 16.PHOTO: EPA-EFE