A quick look at the U.S. Open :
LOOKAHEAD TO TUESDAY
No. 1 seed Rafael Nadal and No. 3 Roger Federer will play their first-round matches in Arthur Ashe Stadium - Nadal during the day and Federer at night. Nadal faces Dusan Lajovic of Serbia, while Federer takes on 19-year-old American Frances Tiafoe. ''It's an interesting first round, you know. Clearly, he has nothing to lose, but everything to gain,'' Federer said. The Ashe schedule during the morning begins with the No. 1-seeded woman, 2016 runner-up Karolina Pliskova, against Magda Linette of Poland, followed by the reigning champion, Angelique Kerber, against Naomi Osaka of Japan.
Chance of rain. High of 70 degrees (21 Celsius).
Cloudy. High of 77 degrees (25 Celsius).
Seeded winners in the men's first round: No. 4 Alexander Zverev, No. 5 Marin Cilic, No. 8 Jo-Wilfried Tsonga, No. 10 John Isner, No. 12 Pablo Carreno-Busta, No. 16 Lucas Pouille, No. 17 Sam Querrey, No. 19 Gilles Muller, No. 20 Albert Ramos-Vinolas, No. 23 Mischa Zverev, No. 28 Kevin Anderson, No. 29 Diego Schwartzman.
Seeded winners in the women's first round: No. 3 Garbine Muguruza, No. 5 Caroline Wozniacki, No. 9 Venus Williams, No. 11 Dominika Cibulkova, No. 13 Petra Kvitova, No. 16 Anastasija Sevastova, No. 18 Caroline Garcia, No. 22 Shuai Peng, No. 29 Mirjana Lucic-Baroni, No. 30 Julia Goerges, No. 31 Magdalena Rybarikova.
Seeded losers in the men's first round: No. 13 Jack Sock, No. 21 David Ferrer, No. 25 Karen Khachanov, No. 32 Robin Haase.
Seeded losers in the women's first round: No. 2 Simona Halep, No. 7 Johanna Konta, No. 21 Ana Konjuh, No. 24 Kiki Bertens, No. 32 Lauren Davis.
STAT OF THE DAY
19-0 - Venus Williams' career record in U.S. Open first-round matches after her 6-3, 3-6, 6-2 victory over Viktoria Kuzmova.
QUOTE OF THE DAY
''This girl has a lot of grit and she's not going anywhere.'' - Maria Sharapova, after her 6-4, 4-6, 6-3 victory over No. 2 seed Simona Halep in a match that took more than 2+ hours.
More AP tennis coverage: https://apnews.com/tag/apf-Tennis