Two of England's most storied football teams go head to head on Sunday with their paths heading in wildly different directions.

Arsenal — top of the Premier League — is mounting a second consecutive title challenge and hoping to finally end a two-decades-long wait to be crowned champion.

FIFA is facing renewed pushback over its expanded Club World Cup just over a year before the tournament is due to be staged in the United States.

World players' union FIFPRO and the World Leagues Association want the event to be rescheduled and the international match calendar reformed over concerns about players' welfare and their "fundamental rights."

Cleveland and Dallas turned the tables on their top-seeded opponents on Thursday, the Cavaliers shocking the Boston Celtics and the Mavericks silencing the Thunder to level their NBA playoff series at one game apiece.

Donovan Mitchell led a comprehensive Cleveland effort as the Cavaliers powered past the Celtics 118-94 in Boston to make it 1-1 in their best-of-seven Eastern Conference semi-final series.

Russia's plan to host a rival event to the Paris Olympics in September proves "it disregards the principles of Olympism" and just wants to use sport as propaganda, Ukraine's Acting Sports Minister Matviy Bidnyi has told AFP.

Kylian Mbappe is set to play his last game for Paris Saint-Germain at the Parc des Princes when they host Toulouse on Sunday, in their first outing since being eliminated from the Champions League.

Nikola Jokic did it all again. And the MVP trophy is his again.

Two years ago, Joselu Mato was just another Real Madrid fan cheering in the stands of the Stade de France as it won a record-extending 14th European Cup.

Four straight losses. The team's worst run of results for 20 years. Two clean sheets since the end of October.

The referee for Monday's Premier League match between Crystal Palace and Manchester United wore a camera on his head for a program that will be broadcast later this year offering an insight into the demands of being a match official.

The league said the head-mounted device — or "RefCam" as it is being called — worn by Jarred Gillett at Selhurst Park will be integrated into the referee's usual communications system.

A referee wore a camera for the first time in an English Premier League match as Crystal Palace beat up Manchester United 4-0 on Monday.

Footage from the device worn by Jarred Gillett, dubbed the RefCam, was not broadcast live but will be wound into a program made by the league to show the ups and downs of refereeing at the highest level.