World No 1 Novak Djokovic lashed out at Madrid Open organisers and the ATP over the event's controversial blue clay courts after fighting off Spanish qualifier Daniel Gimeno-Traver 6-2, 2-6, 6-3 in the second round on Tuesday.
Yuki Bhambri and his New Zealand partner Michael Venus registered a straight sets victory on their Grand Slam debut, but Divij Sharan's Australian Open campaign ended in the first round, in Melbourne, on Wednesday.
The wild card team of India's Yuki Bhambri and Michael Venus of New Zealand created a big upset at the Australian Open, shocking tenth seeds Jean-Julien Rojer and Horia Tecau in Melbourne on Friday. They needed just 64 minutes to get the better of the experienced Dutch-Romanian pair 6-4, 6-4 in a second round match.
Roger Federer was given a fright before reaching the semi-final of the inaugural Istanbul Open.
Factbox on Austria's Dominic Thiem, who beat German Alexander Zverev 2-6, 4-6, 6-4, 6-3, 7-6(6) to win the US Open title on Sunday.
Somdev Devvarman joined compatriot Ramkumar Ramanathan in the singles main draw of the ATP Chennai Open with a come-from-behind victory over Briton James Ward in the final qualifying round in Chennai on Sunday.
Ramkumar Ramanathan recorded the second-biggest win of his career by shocking world number 98 Daniel Gimeno-Traver in the opening round of the ATP Chennai Open but there was no end to Somdev Devvarman's struggle as he was knocked out of the singles event, in Chennai on Tuesday.
Gunning for yet another Grand Slam title, India's old war horse Leander Paes and his Czech partner Radek Stepanek have been seeded fifth at the Australian Open and they will open their campaign against Czech pair of Lukas Dlouhy and Lukas Rosol.
Canadian Frank Dancevic slammed Australian Open organisers for forcing players to play in "inhumane" conditions after he suffered heat stroke in temperatures of 41 degrees Celcius (108 degrees Fahrenheit) on Tuesday.
Australian Open organisers have tweaked their 'Extreme Heat Policy' for next year's tournament after being accused of forcing players to perform in "inhuman" conditions during a heatwave in January.