The comment came shortly after Murray revealed that the 2019 Australian Open could be his last tournament.
World number one Andy Murray will be ready for Roland Garros despite his poor recent form, nine-time French Open champion Rafael Nadal has said.
It was his first victory ever against a player ranked in the top two and it avenged the semi-final loss at the Rio Olympics where Murray went on to win gold and Nishikori settled for bronze.
Andy Murray said on Thursday the noise created by the US Open's new retractable roof over Arthur Ashe Stadium is a distraction to players and makes it difficult to react to opponents' shots.
Andy Murray made another of his trademark stirring fightbacks as the third-seeded Scot powered past Frenchman Adrian Mannarino after dropping the first two sets of their second round encounter at a sweltering US Open in New York, on Thursday.
Britain's Andy Murray overcame a blistering start from Tomas Berdych to advance to his fourth Australian Open final with a 6-7(6), 6-0, 6-3, 7-5 victory on Thursday.
Briton's Andy Murray was awarded an OBE by the Duke of Cambridge, Prince William, at a ceremony at Buckingham Palace on Thursday.
Swiss great Roger Federer insists he will end his career this week with no regrets even though his record of 20 Grand Slam titles was overhauled by Rafael Nadal and Novak Djokovic.
Andy Murray, who put Britain on top of the tennis world with victory in the Davis Cup at the weekend, says he has given up talking to the Lawn Tennis Association (LTA) about the future of the game back home as it is a waste of time.
World number two Andy Murray is reuniting with his former coach Ivan Lendl and the two will work together at Queen's Club on Monday, the Scot said in a statement.
World number two Andy Murray will not be working with Swede Jonas Bjorkman next year after his French coach Amelie Mauresmo resumed her role following the birth of her son.
Canadian Milos Raonic will not be the only man experiencing something new on Wimbledon's Centre Court on Sunday -- for the first time Britain's Andy Murray will start a Grand Slam final as favourite after crushing Tomas Berdych in the semis.
Amelie Mauresmo ended her coaching relationship with Andy Murray because she felt she could not improve the world number two any further, the former world number one said on Saturday.
Japan's Kei Nishikori made a stunning start to what will surely be the first of many appearances at the ATP World Tour Finals with a 6-4, 6-4 win over home favourite Andy Murray on Sunday.
World number one Andy Murray is against giving wild cards to players returning from doping bans but the 29-year-old understands why tournament organisers make an exception for "big names".
Second seed Andy Murray of Great Britian edged past Canadian Milos Raonic to set up a high-voltage final against World No. 1 Novak Djokovic at the Australian Open in Melbourne, on Friday.
Andy Murray will need to be at his streetwise best to beat Stan Wawrinka in the French Open semi-finals on Friday, three-times former Roland Garros champion Mats Wilander told Reuters.
Murray credits marriage for recent surge on clay
Unheralded British youngster Kyle Edmund faces a Davis Cup baptism of fire when he makes his debut in the final on Friday against Belgium's David Goffin in the opening rubber.
World No 1 Novak Djokovic continued his impressive run of form, winning the Miami Open over Andy Murray 7-6(3), 4-6, 6-0 at Key Biscayne on Sunday.
As the new World No 1, Andy Murray could be troubled by the weight of expectations on his shoulders at the ATP World Tour Finals, but the Briton just wants to enjoy his new status.
Britain's world number three Andy Murray has stressed the importance of gender equality in tennis, saying the work ethic required to succeed is the same for both men and women.
The Scottish broadcaster said Murray was self-isolating and still had hopes of competing in the Australian Open next month.
Holger Rune crashed out to Yoshihito Nishioka in the ATP 250 Adelaide International 1 first round.
Wimbledon champion Andy Murray says he is unlikely to play in Britain's Davis Cup quarter-final clash in Serbia this weekend but could travel to Belgrade in support of the team.
Andy Murray battled past Romanian qualifier Marius Copil 6-3, 6-7(7), 6-4 at the European Open in Antwerp on Friday to reach his first singles semi-final in two years.
'You have to feel like the whole world working normally again and travelling normally before tennis would go back to especially the major competitions'
Andy Murray recovered from a slow start to beat Argentine qualifier Juan Ignacio Londero
Andy Murray would not have continued playing at the Australian Open if his father-in-law's health had deteriorated following his collapse at Rod Laver Arena, the world number two said on Monday.
Raducanu falls in first match since US Open triumph.
Matteo Berrettini won the Stuttgart Open for a second time after he beat Andy Murray 6-4, 5-7, 6-3 on Sunday to deny the Scot what would have been his first title on grass in six years.
Andy Murray took another step towards securing a World Tour finals berth when he fought off a typically dogged David Ferrer to win 6-4, 7-5 and move into the final of the Valencia Open on Saturday.
Andy Murray said he hoped the players and their family members who tested positive recovered soon and added that the tournament should not have gone ahead in hindsight.
Seven-time champion Federer faces last year's runner-up Milos Raonic in his quarter-final on Wednesday after defending champion Murray, who is chasing a third SW19 title, takes on big-serving American Sam Querrey for a place in the last four.
Davis Cup hero Andy Murray won the BBC Sports Personality of the Year award for 2015 at a star-studded reception in Belfast on Sunday.
Andy Murray has lost the world number two spot to Roger Federer in the latest ATP rankings released on Monday, after his defeat to Novak Djokovic in the Madrid Masters final.
Four more performances like that at the O2 Arena this week should guarantee Andy Murray will end 2016 leading the pack.
Andy Murray outgunned Roger Federer while Gilles Simon defeated Rafael Nadal in the semi-finals of the Madrid Masters on Saturday.
Zverev will have a chance to spoil the birthday party for Nadal, who turns 36 on Friday
Novak Djokovic produced a stunning performance to thrash Frances Tiafoe in his first match since winning Wimbledon in July to edge Team Europe ahead in the Laver Cup on Saturday.