Andy Murray had the chair umpire demand fans cut their chatter early in his second round US Open win against Spain's Marcel Granollers as the noise was becoming too big a distraction
Marcel Granollers and Pablo Cuevas held a sit-down protest after receiving warnings for threatening to pee in a can and hitting a ball out of court
Leader Paes and Jeremy Chardy staged a strong comeback to register a 6-3, 4-6, 10-6 victory over Marcel Granollers and Sam Groth.
Leander Paes had to pull out of the Chennai Open because his men's doubles partner, Marcel Granollers fell ill.
Second-seeded Roger Federer, the champion between 2004-2008, came back from a set down to defeat Spain's Marcel Granollers 4-6, 6-1, 6-1, 6-1 by racing away with 20 of the last 24 games of the match which had been interrupted due to rain and the threat of lightning.
Juan Martin del Potro also overcame a fever and a tough challenge from Germany's Philipp Kohlschreiber to advance 3-6, 6-3, 7-6 (4).
The six-time Grand Slam champion from Serbia routed Spain's 43rd-ranked Marcel Granollers 6-3, 6-0, 6-0 in only 79 minutes at Arthur Ashe Stadium.
Second seed Murray shook off his post-Wimbledon cobwebs with a fighting 6-4, 7-6 (7/2) victory over Marcel Granollers. French Open champion Nadal too was in a menacing mode.
The 53rd-ranked Spaniard won his first title since also beating Monaco two years ago in Valencia, Spain. Becoming the first Spanish winner here since Alex Corretja in 2002, Granollers improved to 4-2 in career finals.
"I'd be very surprised if I was playing in Paris," a subdued Murray said after quitting a second-round start at the Rome Masters, handing a 6-3, 6-7 (5/7) win to Spain's Marcel Gronollers.
Tournament number one Djokovic put his injured right ankle under major pressure but still came up with a 4-6, 6-1, 6-4 defeat of Russian Mikhail Youzhny.
The second-ranked Federer was joined by Juan Martin del Potro and Tomas Berdych who also won in straight sets.
Milos Raonic secured the crucial winning point in Canada's 3-2 victory in Vancouver by beating Guillermo Garcia-Lopez 6-3, 6-4, 6-2 to send Canada into their first Davis Cup quarter-final.
Spain haven't lost in the first round of the nations tournament since 2006, when they fell 4-1 to Belarus. World No.15 Milos Raonic gave Canada the lead by winning the opening singles rubber against Albert Ramos.
Hosts Czech Republic came within a point of winning the Davis Cup final after beating holders Spain in the doubles rubber here on Saturday to take a 2-1 overall lead.
History slipped out of the hands of Mahesh Bhupathi and Rohan Bopanna as the Indian pair lost the summit clash of the ATP World Tour finale to Spanish pair of Marcel Granollers and Marc Lopez, on Monday.
Third seeds Leander Paes and Radek Stepanek qualified for the semi-finals of the Barclays ATP World Tour Finals after winning their second Group A match against sixth seeded Spanish duo of Marcel Granollers and Marc Lopez in straight sets on Thursday.
The doubles pairing of Mike and Bob Bryan kept the American hopes alive of reaching the Davis Cup final as they achieved a hard-fought win over the Spanish pairing of Marcel Granollers and Marc Lopez.