Four players from Italian side Sampdoria have tested positive for the novel coronavirus, including one for the second time, the Serie club said. Fiorentina said three players and three staff members tested positive while a day earlier Torino said one player had contracted the new coronavirus.

Mark Roberts, the national lead for football policing, told Sky he was concerned about some of the comments he had heard regarding the conditions for restarting the league, which was suspended in mid-March due to the COVID-19 pandemic.

The change in the rules will be allowed in all competitions which are due to finish by the end of this year and it will be up to individual competition organisers whether to implement it.

Senior international Olympics official John Coates said on Saturday the delayed Tokyo Olympics could end up being the greatest Games ever, coming next year as the world emerges from COVID-19 crisis. Coates, Australia's Olympic chief and head of the International Olympic Committee's inspectorate for the Games, cited the examples of positive Summer Games that followed the two world wars of the 20th century. The Tokyo Games were postponed for a year to 2021 in the aftermath of the new coronavirus outbreak.

There is no one more unbeatable in men's tennis than Novak Djokovic when the Serb is at his best, former world number four American Todd Martin said. Reigning world number one Djokovic has already established himself as one of the best ever to play the game and the Serb's Grand Slam haul of 17 is just three behind the 20 that Roger Federer has amassed. The Swiss player will be 39 in August.

UFC has withdrawn a bout from Saturday's card in Jacksonville after middleweight Jacare Souza and two of his cornermen tested positive for the new coronavirus, the mixed martial arts promotion said. Brazilian-born Souza was supposed to fight American Uriah Hall at UFC 249, which was originally scheduled for April 18 in New York but postponed because of the coronavirus outbreak.

Eight-time Grand Slam winner Ivan Lendl said whoever ends up winning the most majors among the 'Big Three' of Roger Federer, Rafa Nadal and Novak Djokovic should be considered the greatest male tennis player of the Open era. Federer, who will be 39 in August, leads the race with 20 Grand Slam singles titles, with Spaniard Nadal close on his heels with 19. Reigning world No. 1 Djokovic is three behind the Swiss with 17 majors under his belt and is the youngest of the trio - at 32 he is a year younger than Nadal.