Taylor Townsend and Jelena Ostapenko’s second-round U.S. Open match ended in a heated exchange Wednesday, when the American tennis star said she was told she had “no class” and “no education.”

The altercation came shortly after Townsend, the women’s doubles world No. 1, defeated the 2017 French Open champion from Latvia, 7-5, 6-1.

As the two players approached the net for a customary post-match handshake, Ostapenko told Townsend she should have apologized for hitting a shot that clipped the top of the net but stayed in play.

The American defended herself, saying she didn’t have to apologize for it, as the 25th-seeded player wagged a finger at her opponent.

After a few tense seconds, Townsend walked away from Ostapenko, threw her racket onto the ground and faced the crowd, encouragi

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