HIGHLIGHTS-Tennis-Day nine at the U.S. Open

Sept 6 ( Reuters) - Latest news from the ninth day of the U.S. Open tennis championships on Tuesday (all times GMT):

1736 KERBER STORMS INTO SEMI-FINALS

Women's second seed Angelique Kerber had 33 winners to power past seventh-seeded Italian Roberta Vinci, the 2015 U.S. Open finalist, 7-5 6-0.

The German will face the winner between Denmark's Caroline Wozniacki and Latvian Anastasija Sevastova in the semi-finals.

1600 PLAY BEGINS ON MAIN SHOWCOURTS

Play gets underway on the main showcourts on day nine of the U.S. Open on a partly cloudy day at Flushing Meadows.

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Wawrinka sets up quarter-final clash with del Potro

ORDER OF PLAY(prefix numbers denote seeding):

ARTHUR ASHE STADIUM (Play begins at 1600 GMT/12 PM ET)

7-Roberta Vinci ( Italy) v 2-Angelique Kerber ( Germany)

24-Lucas Pouille ( France) v 10-Gael Monfils (France)

Not before 2300 GMT/7 PM ET

Caroline Wozniacki (Denmark) v Anastasija Sevastova ( Latvia)

1-Novak Djokovic ( Serbia) v 9-Jo-Wilfried Tsonga (France) (Reporting by Nivedita Shankar in Bengaluru; Editing by Frank Pingue)