Taylor Townsend progresses at US Open but focus remains on allegations from heated confrontation with Jelena Ostapenko.

Taylor Townsend says Jelena Ostapenko told her she has "no class" and "no education" after the American beat her in the US Open second round.

“She told me I have no class," Townsend said in an on-court interview after her 7-5, 6-1 victory.