Coco Gauff, 16, posted a TikTok video on her Twitter feed, juxtaposing an image of herself clad in a black hoodie with photos of George Floyd,
Coco Gauff said she struggled with her mental health after being constantly touted as tennis' next big thing and even hailed as a new Serena Williams.
Coco Gauff's bid for history at the Australian Open ended in tears in the last 16 on Sunday as the 15-year-old crashed out in three sets to fellow American Sofia Kenin.
Karolina Pliskova's defeat to Anastasia Pavlyuchenkova means that two of the top three seeds are now out of the women's draw at the Australian Open.
Defending champion Naomi Osaka crashed out of the Australian Open after losing 3-6, 4-6 to 15-year-old Coco Gauff in women's singles third round at the Rod Laver Arena on Friday.
Serena Williams faces China's 27th seed Wang Qiang next and could meet her fellow American Coco Gauff in the quarter-finals in Melbourne.
Naomi Osaka overcame a mid-match fit of pique to set up a potential third-round clash with 15-year-old prodigy Coco Gauff on Wednesday.
Coco Gauff surged into the second round in Melbourne with a 7-6 (7/5), 6-3 victory over Venus Williams and will play unseeded Romanian Sorana Cirstea next.
Coco Gauff rebuked her father for swearing on Wednesday, when he said "damn" while coaching her during a match.
Coco Gauff was knocked out of the WTA Auckland Classic on Thursday when she was outsmarted by German Laura Siegemund in the second round.