NEW YORK (AP) — A look at Saturday's play at the $38.3 million U.S. Open tennis championships:

WEATHER: Mix of sun and clouds followed by showers, very hot and humid. High of 90 F (32 C).

ATTENDANCE: 25,443.

RESULTS: Men's Singles Semifinals: No. 10 Kei Nishikori upset No. 1 Novak Djokovic 6-4, 1-6, 7-6 (4), 6-3 to advance to his first Grand Slam final, where he will face another first-time finalist, No. 14 Marin Cilic. Cilic stunned five-time champion Roger Federer 6-3, 6-4, 6-4.

ON COURT SUNDAY: Women's Singles Semifinals: No. 1 Serena Williams vs. No. 10 Caroline Wozniacki. Men's Doubles Final: No. 1 Bob and Mike Bryan vs. No. 11 Marcel Granollers and Marc Lopez.

STAT OF THE DAY: 0 — The number of Grand Slam titles won by the men's finalists, Kei Nishikori and Marin Cilic. The last Grand Slam final without a former champion was the 2008 Australian Open between Novak Djokovic and Jo-Wilfried Tsonga.

QUOTE OF THE DAY: "It was one of those matches like old school tennis. It was just like full swing from all sides: forehand, backhand, serve, return." — Roger Federer, on his match against Marin Cilic.

ON THIS DATE (Sept. 7, 1953): Maureen Connolly beat Doris Hart in the women's singles final to become the first woman to complete the Grand Slam.