Monfils uses workmanlike effort to tame Dimitrov Frenchman Gael Monfils extended his untroubled march into the US Open quarter-finals by taming seventh-seed Grigor Dimitrov 7-5 7-6(6) 7-5 to reach the last eight without dropping a set.
Dominant Berdych crushes Austria's Thiem Czech Tomas Berdych put Dominic Thiem firmly in his place as he romped into the quarter-finals with a 6-1 6-2 6-4 victory.
Cilic edges Simon in five-set thriller to reach quarters Croatia's Marin Cilic outlasted Gilles Simon in a baseline war of attrition at the US Open with a 5-7 7-6 (3) 6-4 3-6 6-3 victory that secured his spot in the quarter-finals for the third time in his career.
Wawrinka pulls away to beat Robredo at US Open Australian Open champ Stan Wawrinka tumbled into the stands, kept calling for the trainer to treat cramping, and still pulled away to reach the U.S. Open quarterfinals.
Federer serves up win over Groth Roger Federer improved to 24-1 in his career during night matches at the US Open, beating Aussie Sam Groth, 6-4, 6-4, 6-4.
Dimitrov breezes into fourth round Grigor Dimitrov breezed into the third round with the loss of just five games against Dudi Sela after a 6-1 6-2 6-2 demolition.
Murray cruises through in New York Eighth seed Andy Murray roared past unseeded German Matthias Bachinger in straight sets to reach the third round.
Wawrinka books place in third round Stanislas Wawrinka shrugged off a spat with a spectator to progress into the third round of the US Open.
Federer eases into US Open second round Roger Federer launched his bid for an 18th Grand Slam title with a workmanlike 6-3 6-4 7-6 (4) win over Marinko Matosevic.
Murray moves safely on in Cincinnati Andy Murray safely progressed into the last 16 of the Cincinnati Masters with a 6-3 6-3 win over Portugal's Joao Sousa.
Djokovic pulls through in Cincinnati World number one Novak Djokovic needed three sets to get past Gilles Simon in the Western and Southern Open second round.