Jelena Ostapenko was involved in a furious on-court confrontation with Taylor Townsend after being dumped out of the US Open by the unseeded American on Wednesday.
Latvian 25th seed Ostapenko unleashed an angry volley at Townsend following her 7-5, 6-1 second round defeat.
Townsend later revealed that Ostapenko had accused her of lacking "class" during her tirade.
"She told me I have no education, no class, and to see what happens if we play each other outside of the US," Townsend told reporters. "I said, I'm excited, bring it. I've never been the one to back down from anything like that. I just thought that it was really interesting.
"There's no beef. But again, like you guys saw, I didn't back down because you're not going to insult me, especially after I carried myself a certain typ