World champion Nico Rosberg retires from Formula 1 with immediate effect
Arsenal defender Mathieu Debuchy ruled out for six weeks
Tottenham defender Jan Vertonghen signs new Spurs contract
New England boss Gareth Southgate warns against a "draconian" disciplinary regime
Get Involved: Who should be in the world team of the year and why? #bbcsportsday
Get involved: Your reaction to Nico Rosberg's retirement from Formula 1 #bbcsportsday
Football
It is a busy weekend of Premier League football, starting with the mouthwatering clash between Manchester City and Chelsea, so let's now take a closer look at the main talking points and team news.
World champion Nico Rosberg retires from Formula 1
Radio 5 live podcast
If you missed when it aired it last night on 5 live, you can still listen to Darren Campbell's inspiring programme about sporting motivation and battles against adversity.
England footballer Alex Scott joined former sprinter Darren and BBC presenter Eleanor Oldroyd in the studio and you'll also hear about extraordinary sporting journeys from Watford captain Troy Deeney, Sport England director Phil Smith and Wasim Khan - a pioneering British Asian cricketer and now chief executive of Leicestershire CCC.
If their stories encourage you to get more involved in sport, go to the Get Inspired website to discover activities in your area.
World champion Nico Rosberg retires from Formula 1
Force India driver Sergio Perez has wished Nico Rosberg all his best via the medium of social media.
He has 'big admiration' for the German driver following his shock retirement from Formula 1.
World champion Nico Rosberg retires from Formula 1
Formula 1 fans were shocked by Nico Rosberg's retirement from the sport. They are not the only ones. His boss at Mercedes Toto Wolff was not expecting it either.
Allow Twitter content?
This article contains content provided by Twitter. We ask for your permission before anything is loaded, as they may be using cookies and other technologies. You may want to read Twitter’s cookie policy, external and privacy policy, external before accepting. To view this content choose ‘accept and continue’.
Your reaction as world champion Nico Rosberg retires from Formula 1
Oshiyemi Toby: Nico worked for 25 years to achieve this he has done it and has every right to make what ever decisions he chooses
James Kuanal: Nico Rosberg might miss the challenge of retaining the @F1, external championship title.
World champion Nico Rosberg retires from Formula 1
Nico Rosberg's first Formula 1 team, Williams, have just posted pictures on Twitter. Rosberg was at Williams from 2006 to 2009 before joining Mercedes.
World champion Nico Rosberg retires from Formula 1
Watch as world champion Nico Rosberg sends a video message to his fans announcing his retirement from Formula 1 with immediate effect.
READ MORE: F1 world champion Rosberg retires
WATCH MORE: Rosberg finally gets better of Hamilton
Nico Rosberg announces Formula 1 retirement to fans
World champion Nico Rosberg announces retirement from Formula 1
Some more quotes from Nico Rosberg on his decision to retire from Formula 1.
“The only thing that makes this decision in any way difficult for me is because I am putting my racing family into a tough situation," said Rosberg.
"But Toto understood. He knew straight away that I was completely convinced and that reassured me. My proudest achievement in racing will always be to have won the world championship with this incredible team of people, the Silver Arrows.
“Now, I’m just here to enjoy the moment. There is time to savour the next weeks, to reflect on the season and to enjoy every experience that comes my way. After that, I will turn the next corner in my life and see what it has in store for me.”
Image source, Getty ImagesAthletics
German sportswear giant Adidas has ended its sponsorship of governing body the International Association of Athletics Federations (IAAF).
The firm had sponsored the IAAF for 11 years and their present deal was due to run until 2019.
World champion Nico Rosberg retires from Formula 1
Football
Image source, AFPLeicester boss Claudio Ranieri is named in Fifa's shortlist for the coach of the year award, alongside Fernando Santos, who guided Portugal to victory at Euro 2016, and Real Madrid boss Zinedine Zidane.
The women's player category comprises Melanie Behringer of Germany, USA's Carli Lloyd and Brazilian Marta.
Your reaction as world champion Nico Rosberg retires from Formula 1
Neil Grover: Wonder if Perez is in the frame, at only 26 would offer age balance and shown promise this year. Would allow Pascal Wehrlein to go Force India.
Meer Shah: Calling it a day is a brave decision, not to be taken lightly. Rosberg retires as a champ. Job done as far as he is concerned.
John McEnerney: Title won, money banked, reputation intact, respected! Priorities different now. Fair play. Kick back & enjoy being a dad!
Football
The shortlists have been compiled for Fifa's player and coaches of the year awards and there are two very familiar names.
Lionel Messi and Cristiano Ronaldo are joined by Antoine Griezmann of Atletico Madrid in the player category.
Image source, Getty ImagesWorld Champion Nico Rosberg retires from Formula 1
Listen again to the moment that Nico Rosberg was confirmed as the new world champion following his second place finish at the final race of the season in Abu Dhabi.
This comes following the shock announcement earlier today that Rosberg has retired from Formula 1.
Rosberg finishes 2nd to win his first career world title
World champion Nico Rosberg retires from Formula 1
Some more quotes from Formula 1 world champion Nico Rosberg, who has stunned the sport by announcing his retirement with immediate effect.
Rosberg says: "When I won the race in Suzuka, from the moment when the destiny of the title was in my own hands, the big pressure started and I began to think about ending my racing career if I became world champion.
"On Sunday morning in Abu Dhabi, I knew that it could be my last race and that feeling cleared my head before the start. I wanted to enjoy every part of the experience, knowing it might be the last time. Then the lights went out and I had the most intense 55 laps of my life.
"I took my decision on Monday evening. After reflecting for a day, the first people I told were (wife) Vivian and Georg (Nolte, from Nico’s management team), followed by Toto (Wolff, Mercedes boss)."
Image source, Getty ImagesNetball
We've had the surprise of Nico Rosberg's retirement, now former England spinner Ashley Giles is going to link up with England Netball. Not as Goal Attack, the 43-year-old has joined the board with immediate effect., external
"The opportunity to work with a sport that continues to grow at all levels is one that greatly motivates me," Giles says.
World champion Nico Rosberg retires from Formula 1
Following his shock retirement from Formula 1 today, we look back at some Rosberg gold.
And what is more precious than the newly crowned world champion speaking to BBC Radio 5 live moments after claiming his first title. This was from Sunday. Five days is clearly a long time in motorsport.
For more news, video and audio visit the BBC Formula 1 page here.
Nico Rosberg reacts to his maiden world championship win
World Champion Nico Rosberg retires from Formula 1
Renault driver Kevin Magnussen has tweeted his respect for Nico Rosberg with this lovely tweet and picture.
He also wishes the German 'good luck' following his shock retirement from Formula 1 today.
BBC Sport app users may need to click on the below link.
Allow Twitter content?
This article contains content provided by Twitter. We ask for your permission before anything is loaded, as they may be using cookies and other technologies. You may want to read Twitter’s cookie policy, external and privacy policy, external before accepting. To view this content choose ‘accept and continue’.
Football
Seems a while ago now but earlier, ahead of the big match between the teams tomorrow, we asked you which five men have been the Premier League top/joint top goalscorer at the end of the season while at Manchester City or Chelsea?
The answers are: Sergio Aguero, Nicolas Anelka, Didier Drogba, Jimmy Floyd Hasselbaink and Carlos Tevez. We'll have another of those next week.