Maja Chwalinska of Poland became just the second qualifier to reach a Grand Slam singles final in the Open Era when she beat Diana Shnaider of Russia 7-6 (4), 6-4.

Venus Williams is paired with Reilly Opelka, and Wimbledon runner-up Amanda Anisimova is joined by Holger Rune on the updated list of teams signed up to try to enter the newfangled U.S. Open mixed doubles tournament.