NEW YORK (AP) A look at Monday's play, the opening day of the $42.3 million U.S. Open tennis championships:
WEATHER: Mostly cloudy early, followed by sun, and breezy. High of 90.
ATTENDANCE: Day: 37,601. Night: NA.
MEN'S SEEDED WINNERS: No. 1 Novak Djokovic, No. 7 David Ferrer, No. 8 Rafael Nadal, No. 9 Marin Cilic, No. 10 Milos Raonic, No. 14 David Goffin, No. 17 Grigor Dimitrov, No. 18 Feliciano Lopez, No. 19 Jo-Wilfried Tsonga, No. 23 Roberto Bautista Agut, No. 25 Andreas Seppi, No. 26 Tommy Robredo, No. 27 Jeremy Chardy and No. 32 Fabio Fognini.
MEN'S SEEDED LOSERS: No. 4 Kei Nishikori and No. 16 Gael Monfils.
WOMEN'S SEEDED WINNERS: No. 1 Serena Williams, No. 12 Belinda Bencic, No. 13 Ekaterina Makarova, No. 15 Agnieszka Radwanska, No. 17 Elina Svitolina, No. 19 Madison Keys, No. 23 Venus Williams, No. 25 Eugenie Bouchard and No. 31 Anastasia Pavlyuchenkova.
WOMEN'S SEEDED LOSERS: No. 7 Ana Ivanovic, No. 8 Karolina Pliskova, No. 10 Carla Suarez Navarro, No. 21 Jelena Jankovic, No. 29 Sloane Stephens and No. 30 Svetlana Kuznetsova.
TOP PLAYERS ON COURT TUESDAY: Men: No. 2 Roger Federer vs. Leonardo Mayer, No. 3 Andy Murray vs. Nick Kyrgios, No. 5 Stan Wawrinka vs. Albert Ramos-Vinolas, No. 13 John Isner vs. Malek Jaziri. Women: No. 2 Simona Halep vs. Marina Erakovic, No. 4 Caroline Wozniacki vs. Jamie Loeb, No. 5 Petra Kvitova vs. Laura Siegemund, No. 20 Victoria Azarenka vs. Lucie Hradecka.
STAT OF THE DAY: Vitalia Diatchenko had more double faults (six) than points (five) in her injury-shortened loss to Serena Williams.
QUOTE OF THE DAY: ''I'm glad I got to come back here one more time.'' - Mardy Fish, who plans to retire after the U.S. Open.
TUESDAY ON TV (All Times EDT): 1-6 p.m., ESPN; 6-11 p.m., ESPN2
ON THIS DATE (Sept. 1, 1971): John Newcombe loses to Jan Kodes, becoming the first No. 1 seed to lose in the first round.