HIGHLIGHTS-Tennis-U.S. Open day eight

Highlights of the eight day of the U.S. Open at Flushing Meadows on Monday (times GMT): 1720 VONDROUSOVA TRIUMPHS OVER STEARNS Wimbledon champion Marketa Vondrousova continued her impressive run at the U.S. Open, with the Czech ninth-seed beating American Peyton Stearns (3)6-7 6-3 6-2.

Highlights of the eight day of the U.S. Open at Flushing Meadows on Monday (times GMT): 1720 VONDROUSOVA TRIUMPHS OVER STEARNS

Wimbledon champion Marketa Vondrousova continued her impressive run at the U.S. Open, with the Czech ninth-seed beating American Peyton Stearns (3)6-7 6-3 6-2. 1715 KEYS EASES PAST PEGULA

American 17th-seeded Madison Keys had little problem beating her compatriot, the third seed Jessica Pegula 6-1 6-3 in just over an hour. READ MORE

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Alcaraz passes test while Medvedev works U.S. Open graveyard shift 1510 PLAY UNDER WAY

Play began under mostly cloudy skies on Labour Day, with the temperature at around 29 degrees Celsius (84 degrees Fahrenheit). Champion Carlos Alcaraz continues his title defence when he faces Italy's Matteo Arnaldi in the fourth round on Monday, while second seed Aryna Sabalenka takes on Daria Kasatkina.

There's also an all-American clash between Jessica Pegula and Madison Keys.