BBC Sport - Tennis
Johanna Konta beats Anastasia Pavlyuchenkova at Dubai Duty Free Championships
Britain's Johanna Konta reaches the last 16 of the Dubai Duty Free Championships by beating Anastasia Pavlyuchenkova.
Kvitova returns to top 10 by winning Qatar Open
Petra Kvitova records her 13th consecutive victory by beating Garbine Muguruza to win the Qatar Open in Doha.
World number one Federer beats Dimitrov to win Rotterdam title
Roger Federer marks his impending return to the top of the world rankings by sweeping aside Grigor Dimitrov in the Rotterdam Open final.
Kvitova shocks Wozniacki in Doha semi-final
Petra Kvitova recovers from losing the first set to shock world number one Caroline Wozniacki and reach the Qatar Open final.
Roger Federer: World number one into Rotterdam Open final
World number one Roger Federer reaches the final of the Rotterdam Open with a 6-3 7-6 win over Italian Andreas Seppi.
Roger Federer beats Robin Haase to become oldest world number one
Roger Federer says becoming the oldest world number one in tennis history - 14 years after first topping the rankings - is a "dream come true".
'No evidence' Harrison aimed 'racial slur' at Young
American Ryan Harrison faces no action over a claim he directed a "racial slur" at compatriot Donald Young during the New York Open.
Wozniacki through but injured Halep pulls out
Caroline Wozniacki reaches the Qatar Open semi-finals, but Simona Halep pulls out after winning in the quarter-finals.
Wozniacki complains about opponent's 'disturbing' grunting
World number one Caroline Wozniacki complains about the "disturbing" grunting from her opponent after her third-round win at the Qatar Open.
Fed Cup: Great Britain to play Japan in World Group II play-off
Great Britain will play away in Japan in the Fed Cup World Group II play-offs as they aim to reach World Group II for the first time since 1993.
Qatar Open: Maria Sharapova falls in first round to Monica Niculescu
Romanian qualifier Monica Niculescu fights her way to an impressive win over Maria Sharapova in the first round of the Qatar Open.
Skupski brothers win first ATP World Tour title together
British brothers Ken and Neal Skupski win their first ATP World Tour team title together in the Open Sud de France men's doubles.
Serena Williams makes return to competitive tennis in Fed Cup doubles
Former world number one Serena Williams is greeted by cheers as she makes her return to competitive tennis five months after giving birth.
GB beat Hungary to reach Fed Cup World Group play-offs
Johanna Konta and Heather Watson are both victorious as Britain beat Hungary to qualify for World Group II play-off.
Sport on the BBC: Best of this week's TV & radio coverage
This week's sport on the BBC includes the Winter Olympics, Scotland v England in the Six Nations and the Carabao Cup final.
Serena Williams makes competitive tennis return in Fed Cup watched by her five-month-old daughter
Serena Williams makes her return to competitive tennis, five months after giving birth to her daughter Alexis Olympia, who watched on from the stands.
Davis Cup: Great Britain beaten by Spain despite Cameron Norrie effort - best five shots
Watch the best five shots as Great Britain were beaten 3-1 by Spain in their Davis Cup tie after Cameron Norrie lost in four sets to world number 21 Albert Ramos-Vinolas.
Alfie Hewett: New wheelchair tennis world number one on reaching the top
New world wheelchair tennis number one Alfie Hewett talks to BBC Look East about being the best and his heart defect.
Davis Cup: GB's Murray & Inglot beaten by Spain - five best shots
Britain trail Spain 2-1 in their Davis Cup World Group tie after Jamie Murray and Dominic Inglot lose to Pablo Carreno Busta and Feliciano Lopez in the doubles.
Davis Cup: Great Britain's Liam Broady loses to Spain's Albert Ramos-Vinolas
Great Britain go 1-0 down in their Davis Cup World Group tie in Spain as Liam Broady is beaten in straight sets by Albert Ramos-Vinolas.
Highlights: Roger Federer beats Marin Cilic to win 20th Grand Slam title
Watch highlights as Roger Federer claims his sixth Australian Open and 20th Grand Slam title with a five-set victory over Marin Cilic.
Australian Open Final: Roger Federer says 20th Grand Slam is "an absolute dream come true"
After overcoming Marin Cilic in a tense Australian Open final, Roger Federer acknowledges what a dream come true it is to win.
Australian Open: Caroline Wozniacki beats Simona Halep to win first Grand Slam - highlights
Watch highlights as Denmark's Caroline Wozniacki beats Romanian Simona Halep to win the Australian Open and regain the number one ranking.
Australian Open: Roger Federer into final after Chung Hyeon retires
Watch the key moments as Roger Federer made it through to a record seventh Australian Open final after Chung Hyeon retired in the second set of their semi-final.
Grand Slam winner? Top 10? What's next for Kyle Edmund?
Grand Slam winner? Top 10? BBC Sport pundits discuss Kyle Edmund's future after his progress to the Australian Open semi-finals.
Becker hunts for five missing Grand Slam trophies - to pay debts
Boris Becker is appealing for the public's help in finding five of his six Grand Slam trophies as he is "unable to recollect where they are located".
'Lucky' Robson on Vegas shooting, retirement thoughts and 2018 goals
Laura Robson and Coco Vandeweghe lose in the Australian Open women's doubles first round.
I want more Grand Slams but I don't need them, says Serena
Serena Williams says that she "absolutely wants", but does not need, more Grand Slam titles as she targets Margaret Court's record.