Roger Federer live streamed his practice today from Dubai. Federer used Periscope as the broadcast vehicle, and the production was very, very sleek with audio, different video angles, ect.

Federer hit for a half hour or so with fellow Dubai resident Lucas Pouille. And the Swiss showed no issues with the knee.

Here’s his practice if you missed it:

Roger Federer can also do push-ups! From his live practice video this morning on periscope.

That was a tough practise for Roger #Federer this morning! 😝 (Vidéo @rogerfederer) pic.twitter.com/k9qjExneHl

— We Are Tennis (@WeAreTennis) December 22, 2016

According to reports, Juan Martin del Potro might play the Australian Open and the lead up event in Auckland where his 2017 season is set to begin.

“If I’m being smart, I know that I have 15 days of practice left for Australia and for my first tournament [ASB Classic], and that’s a goal I’m not going to make,” del Potro told AAP.

Adding from Reuters, the Argentine isn’t in …

Injured trying to defend herself from a random burglar this morning, Petra Kvitova underwent nearly four hours of surgery to repair her left playing hand which was several damaged during the break-in.

In a statement from her camp, the surgery is said to have gone well however the 2-time Wimbledon champion will miss at least three months of play, likely a lot longer.

“Petra has undergone surgery for three hours and …

Victoria Azarenka is now a mother. The former No. 1 announced that she has given birth to a baby boy.

Today I had my hardest fight and my very best victory! Our son was born healthy and happy! So thankful and blessed! Thank you 🙏🏻❤ pic.twitter.com/zsoFRivnvQ

— victoria azarenka (@vika7) December 20, 2016

Azarenka did not provide any further details on the baby. …

After hearing the awful news of this morning’s attack on Petra Kvitova, several players have already taken to social media to offer their support for the injured Czech star.

You can tell Kvitova is very well liked and regarded among her peers.

@Petra_Kvitova It's horrible and terrifying reading you Petra… I'm sending you all my love and support to overcome this difficult period.

— Kristina Mladenovic …

In disturbing news out of the Czech Republic, 2-time Wimbledon champion Petra Kvitova was injured during an invasion at her home in Prostejov.

Kvitova wrote on social media after revealing her hand was severely injured by the knife-wielding intruder, but that she’s ok.

“Thank you for all your heartwarming messages,” Kvitova wrote on Facebook. “As you may have already heard, today I was attacked in my apartment by an individual with a …

After parting with Carlos Moya a few weeks ago, Milos Raonic is reportedly set to name Richard Krajicek as his next coach, that according to the London Times.

Krajicek, who won Wimbledon in 1996, and Raonic possess similar games, with big serves, big forehands and near perfect hair.

Krajicek had a 1-handed backhand and like Raonic, wasn’t a great mover. The Dutchman retired in 2003 with 17 career titles and …

Andy Murray took home top honors winning BBC’s Sports Personality of the Year for 2016 for a third time.

“I’d like to thank everyone who voted,” Murray said in a video message. “I really appreciate your support. And I’d like to thank my team – they make a lot of sacrifices for me; they’re away form their family at times of the year like this.”

Murray joked wife Kim didn’t vote for …

Well, finally, Rafael Nadal has a new voice in his camp. In Carlos Moya, Nadal gets a fellow Mallorcan who’s a former No. 1, former Grand Slam champion and who’s got a proven record of making a different – he just led Milos Raonic to the No. 3 ranking.

Honestly, I’m all for it and I applaud Rafa for opening up to new ideas. I think he realized he’s not …

Rafael Nadal has finally made a big move on the coaching front. The Spaniard who’s been with his uncle, Toni Nadal, will have another strong voice in camp after adding fellow Mallorcan Carlos Moya.

“I am very excited to announce that Carlos Moya will join my team immediately and working together with Toni and Francis Roig,” Nadal said in a statement on Saturday. “To have someone like Carlos, who is not …

John McEnroe was on New York radio earlier this week promoting a senior tennis stop. Always opinionated, McEnroe hit on a variety of topics including the changing landscape of men’s tennis.

“There’s a void that’s about to occur because of what’s happened with Federer and Nadal,” McEnroe told WFAN’s Marc Malusis on Tuesday. “I mean, they’re at the end, right? You can’t imagine them going on more than a year …

Novak Djokovic isn’t taking the off season lightly, at least not according to his social media account. Since Boris Becker made the remark that Djokovic didn’t practice enough the last half of 2016, Djokovic has been posting pictures of his practices and routines lately.

Is it in response to Becker or just normal communications with his fans? Or is he doing all he can to chase down Andy Murray and …

There wasn’t much rest for Andy Murray after his best season. Following a No. 1 finish and an ATP Finals title 2.5 weeks ago, Murray was backing working hard for 2017 at his training base in Miami last week.

Via @andy_murray on stadium court: “Back after 2.5 weeks out. 27 degrees at 9 am. Let the hard work commence." pic.twitter.com/Hvv3Ec8rLA

— Miami Open (@MiamiOpen) December …

Rumor is Novak Djokovic might tap countryman and Davis Cup teammate Nenad Zimonjic to be his next coach, that’s what some in Serbian press are reporting.

The news comes less than a week after Djokovic split with Boris Becker with no hint of a replacement.

The 40-year-old Zimonjic is, however, still an active doubles player on the ATP. He’s currently ranked No. 61 and earlier this year teamed with Djokovic …