Lionel Messi returned to training with Barcelona on Thursday after receiving treatment for kidney stones which affected his participation in December's Club World Cup.
A top-of-the-table clash between champions Juventus and leaders Napoli has seen its first casualty 48 hours ahead of kick-off after match referee Nicola Rizzoli pulled out injured on Thursday.
Manager Neil Lennon wants his Bolton team to pay tribute to long-serving chairman Phil Gartside by avoiding relegation from the Championship.
French qualifier Nicolas Mahut defeated compatriot Jeremy Chardy 7-5, 6-2 on Thursday to reach the quarter-finals of the Rotterdam World Tennis.
LeBron James spoiled Kobe Bryant's Cleveland finale on Wednesday as the Cavaliers cruised past the Los Angeles Lakers in a victory overshadowed by an injury to Kevin Love.
Premier League West Brom edged third-tier Peterborough 4-3 on penalties to reach the FA Cup fifth round on Wednesday after their fourth-round replay had ended 1-1.
Liverpool's owners on Wednesday apologised and scrapped controversial plans to hike Anfield ticket prices after 10,000 fans walked out of the ground in protest at the weekend.
Norway's Edvald Boasson Hagen of the Dimension Data team took the leader's golden jersey after winning the Tour of Qatar's third stage on Wednesday.
German driver Pascal Wehrlein will make his Formula One debut in 2016 after taking the first of two vacant seats at the Manor team.
Borussia Dortmund fans called 'foul' on away ticket prices for their team's German Cup quarter-final at Stuttgart by hurling dozens of yellow and red balls onto the pitch.
Steph Curry turned on the style as the Golden State Warriors overcame a brave Houston Rockets fightback to triumph 123-110 and stretch their winning streak to 10 games on Tuesday.
Juventus coach Massimiliano Allegri has again distanced himself from the Chelsea manager's job amid claims he will replace interim boss Guus Hiddink at the end of the season.
Angelo Ogbonna headed home in stoppage time of extra time as West Ham United stunned a youthful Liverpool team 2-1 in Tuesday's FA Cup fourth-round replay at Upton Park.
Premier League Round 25
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Real Madrid will hope Cristiano Ronaldo has his shooting boots on when they face Athletic Bilbao - the Portuguese has the worst conversion rate of any player with more than 10 goals this season.