Identical tennis twins Mike and Bob Bryan, the most successful doubles team of all time, have announced they will retire at the 2020 US Open.
The 41-year-old Americans have won a record 16 grand slam men's doubles titles, 118 career titles and an Olympic gold medal together.
Retiring: Bob and Mike Bryan will end their tennis careers at next year's US Open.Credit: Getty Images
They've also spent more weeks at the top of the world rankings – 438 in total – than any pair in history.
"We took the last few months off to try and get our minds right and get our bodies and minds fresh and make this decision," Mike told USOpen.org.
"We feel it's the right time. It's just a perfect time to go. We feel like we can still be competitive and win but we're really appreciative of getting so much longevity out of our careers.
"We feel like you can't play forever, so we just wanted to make the decision and go into next year knowing we can see the finish line and play as hard as we can ... "
The twins aim to bow out next August with a sixth US Open doubles title.
"It's going to be amazing, playing for the fans in New York," Mike said. "There's nothing like it. I think we played 25 US Opens starting in '95 when we were 17 years old, just wide-eyed.
"I think we didn't weigh above 150 pounds and they wouldn't even give us our badges. They thought we were ball kids."
In other retirement news, two-time Australian Open semi-finalist Tomas Berdych has retired from tennis and will make an official announcement at the ATP Finals in London on Saturday, his father has said.
Berdych's father, Martin, told the Czech paper Blesk about the decision, which his son seemed to confirm in an online video, saying: "it was supposed to be a surprise".
The 34-year-old former world No.4 has recently suffered hip problems that have kept him well away from the form with which he reached the Wimbledon final in 2010.
He reached the last four at Melbourne in 2014 and 2015, also making the semi-finals of the US Open in 2012 and the French Open in 2010.
In addition to winning 13 career singles titles, Berdych was Davis Cup champion with the Czech Republic in 2012 and 2013.
PA, DPA