Stephens, who took out No. 14 seed Daria Kasatkina 4-6, 6-3, 6-3, said she wanted to talk to Collins before commenting too much.
Danielle Collins announces her retirement looms after a 2nd-round loss to Swiatek at Australian Open
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Sloane Stephens, the 2017 champion at Flushing Meadows and 2018 runner-up at Roland Garros, says she often deals with racist messages directed at her online, and said some prompted the FBI to investigate.
French Open hopes AI can help tennis players block death threats, other social media hate
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