NEW YORK (AP) -- A look at Sunday's play at the $38.3 million U.S. Open tennis championships:
WEATHER: Mostly cloudy, breezy, hot and humid with a two-hour rain delay in late afternoon. High of 88.
ATTENDANCE: Day: 38,129. Night: 23,771. Total: 61,900.
TOP PLAYERS ON COURT MONDAY: Fourth Round: Men, No. 1 Novak Djokovic vs. No. 22 Philipp Kohlschreiber, No. 3 Stan Wawrinka vs. No. 16 Tommy Robredo, No. 5 Milos Raonic vs. No. 10 Kei Nishikori, No. 8 Andy Murray vs. No. 9 Jo-Wilfried Tsonga; Women: No. 1 Serena Williams vs. Kaia Kanepi, No. 7 Eugenie Bouchard vs. No. 17 Ekaterina Makarova, No. 11 Flavia Pennetta vs. No. 29 Casey Dellacqua, No. 16 Victoria Azarenka vs. Aleksandra Krunic.
STATS OF THE DAY: 46/69 - Winners/unforced errors by Mirjana Lucic-Baroni in her loss to No. 13 Sara Errani. Errani hit only four winners and nine unforced errors.
QUOTE OF THE DAY: I'm here to play tennis and I play well. I'm just happy to be here. Whatever is happening off the court is not really relevant here.'' - Caroline Wozniacki, when asked if her breakup with Rory McIlroy has given her more determination to play well.
MONDAY ON TV (All Times EDT): CBS/CBSSN, 11 a.m.-6 p.m.; ESPN2, 7-11 p.m.
ON THIS DATE (Sept. 1, 1975): Rod Laver plays his final U.S. Open match, a fourth-round loss to Bjorn Borg.