Murray, who underwent hip surgery in January, won the European Open in Antwerp last month but the three-time Grand Slam champion is the lowest-ranked singles player in the British team at 126 behind Dan Evans (42) and Kyle Edmund (69).
Marin Cilic sent Croatia into the Davis Cup final with a 6-3, 6-2, 7-5 victory against Richard Gasquet on Sunday that gave the hosts a 3-1 win over France.
Grigor Dimitrov and Borna Coric tested positive for COVID-19 while participating in Novak Djokovic's Adria Tour exhibition tournament
Favourites Russia Tennis Federation opened their Davis Cup Finals campaign with a resounding victory over Ecuador, Britain began with a win against France and Italy eased into the quarter-finals with a win over Colombia on Saturday.
British player Dan Evans has been provisionally suspended after admitting on Friday that he had failed a doping test for cocaine at the Barcelona Open in April.
Murray roared to a second-round win over little-known German qualifier Oscar Otte.
Kyrgios shot back at Coric, saying he "should care" about his comments.
Images from Day 5 of the Wimbledon tennis championships played in London, on Friday.
Images from Day 6 of the 2023 Australian Open at Melbourne Park on Saturday.
Third seed Rafael Nadal remains on course for a 10th Barcelona Open title, advancing to the quarter finals with a routine 6-3, 6-4 victory over Kevin Anderson.
Novak Djokovic used a dizzying array of drop shots to make short work of Karen Khachanov at the Dubai Open on Thursday, reaching the semi-finals with a dominant 6-2, 6-2 win over the Russian seventh seed.
Andy Murray claimed the biggest win of his comeback and a place in the last 16 of the Western and Southern Open on Monday by taking out self-destructing fifth seed Alexander Zverev 6-3, 3-6, 7-5.
Images from Day 4 of the 2023 Australian Open, at Melbourne Park.
Tennis is like "riding a bike" for Federer, who is not worried about his game or starting with "really low" expectations, but is more interested to see how his knee reacts to the rigours of competitive tennis.
World number one Novak Djokovic saved three match points to beat France's Gael Monfils 2-6, 7-6(8), 6-1 on Friday as he set up a final showdown at the Dubai Open with Greek second seed Stefanos Tsitsipas. Djokovic is yet to lose this year and the Australian Open champion extended his unbeaten run in 2020 to 17 matches with what was also his 17th win over Monfils.
The German world number seven claimed his first ATP crown of the year after besting Canada's Felix Auger-Aliassime 6-3, 6-3 to win the bett1HULKS Indoor title at the same venue last Sunday.
Heavier balls to blame for slower game: Nadal
Andy Murray returned to the All England Club in the men's doubles on Thursday and eased into the second round with French partner Pierre-Hugues Herbert.
Roger Federer's return from a six-month injury layoff suffered a setback when German teenager Alexander Zverev shocked the Swiss great 7-6(1) 6-7(4) 7-6(4) in an entertaining Hopman Cup tie on Wednesday. The 17-times grand-slam winner underwent knee surgery last February and, after missing the French Open with a back injury, announced in July that he needed extensive rehabilitation and would be sidelined for the rest of the season.
Top seeded Briton Andy Murray was knocked out of the Australian Open in the fourth round on Sunday, losing 7-5 5-7 6-2 6-4 to German world number 50 Mischa Zverev on Rod Laver Arena.
The unseeded Indo-Canadian combine beat the Romanian-Dutch pairing of Tecau and Rojer 6-2, 3-6, 10-7 in a quarters
Third seed Milos Raonic edged past Australia's Nick Kyrgios in a rain-delayed Aegon Championships first round showdown at Queen's Club on Wednesday as new coach John McEnroe watched on.
Resurgent Spanish great Rafael Nadal will have the rare privilege of playing on a court named after him when he meets Brazilian Rogerio Dutra Silva in the last 32 of the Barcelona Open on Wednesday.
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.
'Irresponsible' Djokovic panned for Adria Tour misadventure.
Andy Murray has pledged 50 pounds ($77.59) to children's charity UNICEF for every ace he hits for the rest of the year after being moved by television images of refugees fleeing to Europe.
A summary of Monday's action at the US Open.
Murray, playing in his first Davis Cup tie since 2016 and only five months after returning to the sport following career-saving hip surgery, clawed out a 6-7(7), 6-4, 7-6(5) victory
Big-serving Canadian Milos Raonic fired 19 aces to topple Sam Querrey 6-4, 6-4 and set up a second-round clash with either Dan Evans or Russian 10th seed Andrey Rublev.
Alex De Minaur and Nick Kyrgios fell to the ground in relief and celebration after winning the half hour-long extended tiebreak
Serena Williams will try to take a step closer to history on Saturday when she plays her third-round match at the US Open.
A former features editor of the now defunct Rupert Murdoch-owned 'News of the World' tabloid in the United Kingdom on Friday pleaded guilty to conspiring to hack phones.
Images from Day 7 of the 2021 US Open in New York on Sunday.
Serbia sealed their place in the Davis Cup quarter-finals in straightforward fashion but Britain survived another nail-biter before joining them in the last-eight on Thursday.
Novak Djokovic extended his unbeaten start to the season to 15 matches as he swatted aside German veteran Philipp Kohlschreiber 6-3 6-1 with ease on Wednesday to reach the Dubai Tennis Championships quarter-finals.
Britain reached the Davis Cup quarter-finals in bizarre circumstances on Sunday when Canadian Denis Shapovalov defaulted for inadvertently blasting a ball into the umpire's face.
Images from Day 1 of the 2020 French Open, in Paris, on Sunday.
It ended a woeful few days for reigning champions Croatia. They left with two losses.
Brothers Jamie and Andy Murray claimed a tense four-hour doubles rubber against Australian pair Lleyton Hewitt and Sam Groth on Saturday to put Britain 2-1 up and on the verge of a first Davis Cup final since 1978.
Rafael Nadal put in some late-night overtime to drag hosts Spain into the Davis Cup semi-finals but Novak Djokovic's hopes were dashed in excruciating fashion as Serbia bowed out on Friday.