Former Wimbledon champion Marketa Vondrousova withdrew from the Australian Open on Sunday after the Czech player said she was dealing with a shoulder injury.
Novak Djokovic battled from a set down to clinch his 100th tour-level title by beating Polish sixth seed Hubert Hurkacz 5-7, 7-6(2), 7-6(2) at the Geneva Open on Saturday.
Images from the US Open men's singles first round matches, at Flushing Meadows, New York, on Tuesday.
World No 7, Rublev paired up with Ukrainian Denys Molchanov to win a doubles title in Marseille last week.
Carlos Alcaraz's US Open preparations suffered a setback on Friday as the world number one fell to American Tommy Paul
Medvedev moved a step closer to a potential semi-final showdown with Novak Djokovic at the Australian Open warm-up event.
Alcaraz outlasts Hurkacz, Ruud stunned at Canadian Open
Holger Rune crashed out to Yoshihito Nishioka in the ATP 250 Adelaide International 1 first round.
The volatile 17th seed had a quiet evening by his standards in his opening match on Monday, with just the one violation for unsportsmanlike behaviour when he asked spectator, in no uncertain terms, to be quiet while he was serving.
Images from Day 3 of the 2023 Australian Open at Melbourne Park on Wednesday.
British No 1 Cameron Norrie overcame a slow start to beat Frenchman Hugo Gaston 6-3, 7-5.
Images from Day 4 of the 2023 Australian Open, at Melbourne Park.
Top seed and defending champion Roger Federer battled past in-form Russian Daniil Medvedev 6-4, 4-6, 6-4 to reach the last-16 at the Shanghai Masters on Wednesday.
Images from Day 7 of the 2022 French Open at Roland Garros in Paris on Saturday.
Murray, who is attempting to return to the top of the tennis world after undergoing hip surgery in January, was out of sorts in the first set of the rain-delayed match, losing three service games behind some uncharacteristically soft second serves.
The tournament will be Murray's third since hip surgery in January and mark his return to the hard courts for the first time since March 2017 at Indian Wells.
After a brief interruption when the players were locked at 5-5 in the opening set, Federer saved two set points in the tiebreak and held firm to gain the upper hand in the contest.
The Australian fell to the floor in celebration after clinching the victory, before sticking a finger behind his ear and asking the raucous crowd to cheer louder.
Summary of sports events and persons who made news on Saturday
World No 2 Rafael Nadal brushed aside American Jared Donaldson 6-1, 6-1 and will next face Diego Schwartzman after the Argentine beat Roberto Carballes 6-3, 6-1.
Images from Saturday's action at the Australian Open.
She is the second Swiss player to win the tournament after Martina Hingis won the inaugural edition in 2001.
Images from Monday's action at the French Open.
A summary of Tuesday's play at the French Open.
IMAGES from Day 6 at Wimbledon on Saturday.
Images from Day 4 of the French Open, at Roland Garros, in Paris.
Images from Day 1 of the Australian Open in Melbourne on Monday.
IMAGES of the all the action from Day 1 of the Australian Open played at Melbourne Park on Monday