12:25 AM ET D’Arcy MaineESPN NEW YORK — After dropping the first set of her first grand slam quarterfinal to Elise Mertens in lifeless, error-ridden fashion, Bianca Andreescu walked to her chair at Arthur Ashe Stadium, her frustration seemingly dripping off her like sweat. She sat in her chair, rummaged through her bag to find

6:32 PM ET Associated Press Matteo Berrettini of Italy advanced to his first Grand Slam semifinal after nearly four exhausting hours, edging Gael Monfils 3-6, 6-3, 6-2, 3-6, 7-6 (5). With both players fighting fatigue and a faulty serve down the stretch, Berrettini finally closed it out on his fifth match point — after double-faulting

11:55 PM ET ESPN News Services NEW YORK — Roger Federer gave away a lead against a guy he’d never lost to and was beaten 3-6, 6-4, 3-6, 6-4, 6-2 by 78th-ranked Grigor Dimitrov in the US Open quarterfinals before a stunned crowd at Arthur Ashe Stadium. The 38-year-old Federer took a rare-for-him medical timeout

6:15 PM ET ESPN staff NEW YORK — Many tennis players have superstitions. Rafael Nadal‘s finger tape and incessant water bottle placements. Serena Williams wearing the same pair of socks during a winning streak. Roger Federer counting to eight on everything during a match. 2 Related It appears that surprise US Open men’s quarterfinalist Matteo

10:09 AM ET NEW YORK — The scene sparked memories of US Opens past, featuring the likes of Ilie Nastase, John McEnroe and Jimmy Connors lighting up the night session with explosive bursts of emotion, abusing chair umpires or sparring with hecklers in Gotham’s they-only-come-out-at-night crowd. Daniil Medvedev, a 23-year-old Russian already ranked No. 5

12:53 AM ET Associated Press NEW YORK — Canadian teenager Bianca Andreescu reached her first Grand Slam quarterfinal in only her fourth appearance at a major tournament by stopping the net-rushing US Open run of American qualifier Taylor Townsend 6-1, 4-6, 6-2 on Sunday. The most memorable image of a terrific match had nothing to

6:16 PM ET ESPN News Services NEW YORK — Locked in a tight test at the US Open, Rafael Nadal conjured up an over-the-shoulder, back-to-the-net flick of a volley winner that he celebrated with a leap and punch of the air. If that wasn’t the shot of the match Monday, then surely this was, a

4:26 PM ET D’Arcy MaineESPN On Saturday night under the bright lights of Arthur Ashe Stadium in front of a packed-to-capacity crowd, Naomi Osaka enamored herself to the world with not just her dominant win over Coco Gauff, but in her gracious actions after the match. She was the first to comfort her 15-year-old opponent

1:57 AM ET NEW YORK — At first, it seemed like the problem was those ferocious backhand blasts aimed toward him by fellow Grand Slam champ Stan Wawrinka. A little later it appeared that perhaps the lack of support from the restive night crowd on Arthur Ashe Stadium had gotten under his skin. Then it

10:58 PM ET Defending US Open champion Novak Djokovic retired three games into the third set after dropping the first two to Stanislas Wawrinka in the fourth round on Sunday night. Djokovic has been bothered by a shoulder injury throughout the tournament. Wawrinka won the first two sets 6-4, 7-5 to take a large lead