On Saturday, Tennis Channel Live's postgame recapped the last day of the 2019 third-round matches, which saw Katerina Siniakova take out No. 1 seed Naomi Osaka.
Some highlights from the show:
—Jon Wertheim on Coco Gauff using her social media platform to take a stand against injustice
—Kevin Anderson gives his hiatus update, how he's been recovering from knee injury