World number one Novak Djokovic survived a second set fightback from Slovak Martin Klizan before winning his opening match at the Miami Open 6-0, 5-7, 6-1.
The Briton, who was thrashed 6-3 6-1 by the Croatian in the Dubai Championships in 2015, performed poorly in the first set and after recovering in the second he then surrendered his serve in the seventh game, giving Coric three break points.
Murray, who suffered an elbow injury in March and made his return from a five-week layoff on Wednesday after a first-round bye, won the opening set in 48 minutes before losing concentration.
Former U.S. Open champion Juan Martin del Potro stepped up his comeback from another wrist surgery by toppling top seed Fabio Fognini at the Sydney International on Wednesday.
Rohan Bopanna says he is playing the 'best tennis' of his career after he achieved a personal goal of winning a Grand Slam title.
The duo could face each other at the quarter-final stage.
Novak Djokovic kept his juggernaut rolling at the China Open by improving to 26-0 with a 6-2, 6-1 win over local hope Zhang Ze on Thursday.
World No 1s Andy Murray and Angelique Kerber have been named top seeds for the first major of the season, Australian Open, which will commences on January 16.
Novak Djokovic recovered from a slow start as he continued the bid to retain his world number one ranking with a 4-6, 6-2, 6-3 win over 14th-seeded Bulgarian Grigor Dimitrov in the Paris Masters third round.
Images from Day 7 of the 2019 French Open in Paris on Saturday.
A red hot Rafael Nadal ended a seven-match losing streak against Novak Djokovic in emphatic fashion by thrashing the world number two 6-2, 6-4 on Saturday to reach the final of the Madrid Open and move within a step of a third consecutive clay-court title.
Saturday's match between Djokovic and Nadal will be the 50th between the two great rivals, who have won a combined 26 Grand Slam titles.
World No 2 Rafael Nadal sailed into the quarter-finals of the China Open, his first tournament in 13 weeks, with a 6-3, 6-4 win over German qualifier Peter Gojowczyk on Thursday.
Novak Djokovic and Serena Williams are top seeds at the major starting Monday
Yuki Bhambri advanced to the singles second round of the ATP Tashkent Open and reached the doubles quarter-finals, partnering compatriot Divij Sharan, following an upset victory over the top seeds on Tuesday.
Nadal needed all his experience to keep Pouille at bay in the decider and the match looked to be heading for another tiebreak before he pounced to break Pouille's serve for the first time to go 6-5 up in the third.
Novak Djokovic extended his winning streak at the China Open to 27 matches with a 6-2, 6-2 demolition over big-serving American John Isner on Friday.
Images from Day 3 of the French Open matches played at Roland Garros on Tuesday
But for the 23-year-old Bouchard, a former world number five who has slumped to 56th in the rankings, it was another blow after her first-round exit in Indian Wells.
World number one Rafael Nadal set a new record of winning 50 consecutive sets on a single surface by beating Argentine Diego Schwartzman 6-3, 6-4 on Thursday to reach the Madrid Open quarter-finals.
Olympic and Wimbledon champion Andy Murray picked up where he left off in Rio by drubbing Argentina's Juan Monaco to take his place in the third round of the Western & Southern Open in Cincinnati on Wednesday.
Defending champion Serena Williams is the top seed in the women's draw. The American will be looking to equal Steffi Graf's Open era record by sealing a 22nd Grand Slam triumph.
Images from Day 5 of the French Open, at Roland Garros, in Paris.
IMAGES from the PNB Paribas Open played at Indian Wells in California on Monday
Photos from the matches played at the Miami Open on Monday
She is the second Swiss player to win the tournament after Martina Hingis won the inaugural edition in 2001.
Roger Federer kept up his hopes of finishing the year as World No 1 when he downed Frenchman Jeremy Chardy 7-6(5), 6-7(5), 6-4 in the second round of the Paris Masters on Wednesday.
A summary of Thursday's play at the French Open.
Roger Federer continued his smooth progress at the French Open on Friday with a straightforward 6-4, 6-3, 6-2 defeat of Bosnian Damir Dzumhur to reach the fourth round.
Images from the third day at the US Open, the final Grand Slam tournament of the year, in New York, on Wednesday:
Images from the matches played on Day 7 at the Roland Garros on Saturday
Karolina Pliskova lost her cool over a line call and bashed a hole into the umpire's chair with her racket after suffering a 3-6, 6-3, 7-5 defeat by Maria Sakkari in the Italian Open second round on Wednesday.
Summary of sports events and persons who made news on Friday
Images from the Australian Open matches played at Melbourne Park on Wednesday.