Kremlin Cup: Nick Kyrgios calls time on season after elbow injury forces him to drop out; Daniil Medvedev in quarters
Nick Kyrgios said: "The injury started to bother me a little bit this week so I'm going to wrap up my season, head home and start the recovery. See you all in 2019."
Stan Wawrinka and Novak Djokovic reached the second round of the Toronto Masters on Tuesday, with both men polishing their pre-US Open form.
Wimbledon 2018: Indo-French duo Purav Raja and Fabrice Martin make early exit after gruelling five-set battle
Raja-Martin trailed by two sets but put the match on an even keel before eventually tumbling 2-6, 4-6, 7-6(5), 6-4, 9-11 in three hours and 37 minutes on court number six.
Stuttgart Open 2018: Roger Federer battles past Mischa Zverev in opening round, says this is a new start
Federer, the World No 2 shook off the rust against his German opponent after a poor start, breaking twice in the second and third sets to earn the victory in 93 minutes.
Munich Open: Gael Monfils suffers surprise first-round defeat against Mirza Basic on return from injury
Frenchman Gael Monfils slumped to a surprise first-round defeat by Mirza Basic in Munich as he made his return from injury on Tuesday, after seeing his rackets broken in transit.
Miami Open: Yuki Bhambri defeats Mirza Basic in straight sets, faces 8th seed Jack Sock in second round
India's Yuki Bhambri continued his impressive run on the hardcourts of North America by defeating Mirza Basic 7-5, 6-3 in the opening round of Miami Open.
If Yuki crosses first hurdle, he will run into World No 11 and eighth seed American Jack Sock. Yuki is lone Indian in the singles draw with Ramkumar Ramanathan,
Rotterdam Open: Stan Wawrinka falls to World 259 Tallon Griekspoor in first round; David Goffin beats Nicolas Mahut
Wawrinka slumped to another surprise defeat by an outsider, after losing in the Australian Open second round to Tennys Sandgren and in the Sofia Open semi-finals to Mirza Basic.
Stan Wawrinka on his road to recovery: "You always want to be better and better, but there is no need to rush. The most important thing for me is the next few years, not the next few weeks."
Bosnian qualifier Mirza Basic needed all his skill and determination to beat big-serving Romanian Marius Copil 7-6(6), 6-7(4), 6-4 in a nerve-wracking final of the Sofia Open.
Stan Wawrinka upbeat despite loss in Sofia Open semis, says his knee is getting better with every match
“I am moving well, I am playing well, but it is part of a process… to play more matches, to become more confident,” Stan Wawrinka said.
Sofia Open: Qualifier Mirza Basic shocks Stan Wawrinka to reach maiden final, set to meet Marius Copil
Mirza Basic bludgeoned his way to a shock 7-6(6), 6-4 victory over top seed Stan Wawrinka to set up an intriguing title clash against big-serving Marius Copil.
Wawrinka battled hard in the opening set, but saw Basic take a tie-break on his third set point, before the Swiss threw away a 4-2 lead in the second.
Stan Wawrinka outclassed Viktor Troicki 6-1, 7-6(3) to book his place in the semi-finals of Sofia Open and suggest that his recovery from a knee injury is well under way.
Qatar Open: Andrey Rublev downs Borna Coric to reach semi-finals and secure Australian Open seeding spot
Rising Russian star Andrey Rublev blasted his way through to the semi-finals of the Qatar Open on Thursday, with a straight-sets victory against Borna Coric, which also secured his seeding at this month's Australian Open.