Hamilton, eight points behind Vettel after 10 races, qualified 14th.
Lewis Hamilton broke ranks with other drivers who said they were comfortable with assurances received from the governing FIA, even as other sports cancel events and competitions around the globe.
Hamilton has won the last three races, out of four so far in this COVID-19 affected season, and will start as favourite again.
The Jamaican will need to start better than in Friday's heats but remains hot favourite to triumph at London Stadium in his final individual race.
'Just the fact that people have mentioned it, it's already an honour, but it's not been something that I've been chasing in my life'
Joshua's promoter Eddie Hearn, who said this week that both parties had signed up to the fight in Diriyah, near Riyadh, raised the threat of legal action if the Mexican-American refused the terms set out.
Edmund, playing in his first Grand Glam quarter-final, showed no nerves as he blazed away with his fearsome forehand to subdue a nervy Dimitrov.
The Briton will be toiling flat out on May Day, the international workers' holiday, to deny his German rival a seventh successive win and fourth of the sport's longest ever season.
British athlete Roger Bannister, the first man to run a mile in under four minutes, has died aged 88, British media reported on Sunday, citing a statement from his family.
Men's second seed Rafael Nadal starts against Israel's Dudi Sela while three-time champion Novak Djokovic faces American Tennys Sandgren.
Susannah Gill battles brutal conditions to claim World Marathon title
Rather than pacing his living room nervously waiting to see if he was going to knock Tiger Woods off the top of the world rankings, Lee Westwood opted for a shopping trip to buy rubber gloves and mashed potato.
France's Romain Bardet of AG2r-La Mondiale won the 18th stage of the Tour de France, a 186.5-km trek from Gap on Thursday.
Despite former world No 1 Serena Williams not being in action for almost a year, British No 1 Johanna Konta still views Williams as the player to beat at the Australian Open in 2018.
Lewis Hamilton did 94 laps of Barcelona's Circuit de Catalunya on the soft C2 compound in a sunny afternoon session
The UK's lockdown, which involves strict stay at home measures with movement allowed for limited urgent purposes only if "absolutely necessary" and for one form of daily exercise, came into force on March 23 after a televised address by Boris Johnson.
Red Bull's Max Verstappen won a wet and crazily chaotic German Grand Prix littered with crashes and safety car periods on Sunday with Mercedes' Formula One leader Lewis Hamilton failing to score.
Verstappen made a clean getaway from pole position and it took Hamilton all but the last four of the 70 laps to catch and pass the 21-year-old Dutchman. Mercedes got the strategy spot on, despite the Briton's reservations.
The Chinese swimmer is competing at the world championships under the shadow of a WADA appeal against governing body FINA's decision to clear the 27-year-old of wrongdoing during the random drug test last September.
The Briton's Finnish team mate Valtteri Bottas will line up alongside on the front row of the starting grid with Ferrari's Kimi Raikkonen and Sebastian Vettel behind them.
Leclerc ended Ferrari's Italian Grand Prix win drought on Sunday
India golfer SSP Chawrasia forged a two-shot lead at the Hong Kong Open on Friday, overcoming buffeting winds to card a four-under-par 66 in the second round at Fanling.
The 93-year-old British monarch and Head of the 54-member Commonwealth of nations which includes India, acknowledged the grief, pain and financial difficulties being faced the world over during this "time of disruption" and expressed the hope that the whole world was uniting in a 'common endeavour'.
Lewis Hamilton emphasised his loyalty to Mercedes while leaving open the possibility that he might one day be tempted to race for Formula One glamour team Ferrari.
'The news about the new virus strain in the UK provided them with an opportunity to take money off the table.'
Britain's Jenson Button will stand in for Fernando Alonso at next month's Monaco Formula One Grand Prix while the Spaniard competes in the Indianapolis 500 on the same day, McLaren announced on Friday.
Six-time Olympian Fehaid Aldeehani battled wet and blustery conditions to win the gold medal in the men's double trap event on Wednesday.
Hamilton has won half of the season's 20 races so far, propelling his team to an unprecedented sixth successive title double, but Brazil was a disappointing weekend with Valtteri Bottas retiring.
The four-time Olympic champion, who was honoured for his services to athletics by the Queen on Tuesday, described the moment as "incredible".
The administration was triggered by Force India's Mexican driver Sergio Perez, supported by engine provider Mercedes and team sponsor BWT who were also owed money by a team struggling financially.
'I'm so grateful for everyone who helped me be here, to raise the bar and lift the cup'
Indian tennis ace Sania Mirza and her Swiss partner Martina Hingis produced a sublime performance as they marched into the quarter-finals of the women's doubles event at Rogers Cup in Toronto on Friday.
Indian boxing star Vijender Singh's clash against Briton Lee Markham for the Commonwealth Super middleweight title was, on Friday, postponed after the latter pulled out due to injury.
The last time Kimi Raikkonen stood on top of a Formula One podium, Lewis Hamilton had just joined Mercedes with one championship to his name and Sebastian Vettel was riding high with Red Bull.
World number one Novak Djokovic extended his winning run in Asia when he strolled into the last-16 of the Shanghai Masters.
Johanna Konta hopes fellow Briton Andy Murray will be in action at this year's Wimbledon despite media reports claiming that the Scot has suffered a setback in his recovery from hip surgery.
Briton Chris Froome cemented his status as one of the greatest Tour de France riders when he secured his third title on Sunday after a three-week rocky ride.
The average Briton would also need at least two foreign holidays every year and have more than 33,000 pounds in savings and investments to be financially content and call before considering themselves 'well-off'.
Red Bull's Max Verstappen, last year's winner at his team's home circuit, qualified third.
Formula One world champion Lewis Hamilton took pole position for his home British Grand Prix on Saturday with Mercedes teammate and title rival Nico Rosberg qualifying alongside on the front row.