Defending champions France will open the 2021 Billie Jean King Cup Finals in Prague against Canada, starting off six days of competition at the start of November at the O2 Arena.

More viewers tuned into American cable broadcaster ESPN's coverage of Emma Raducanu’s victory over Leylah Fernandez than Daniil Medvedev ending Novak Djokovic’s hopes of a calendar Grand Slam.

This year's Women's Tennis Association (WTA) Finals have been moved from Shenzhen in China to the Mexican city of Guadalajara due to COVID-19 restrictions.

Novak Djokovic's quest to win all four Grand Slams in a calendar year was ended at the last hurdle by Daniil Medvedev - who through a stellar performance won the US Open final and his maiden major crown.

Queen Elizabeth II and Prime Minister Boris Johnson led tributes to Emma Raducanu, after the British teenager became the first qualifier to win a Grand Slam tennis tournament by defeating Leylah Fernandez of Canada to win the US Open.

Emma Raducanu beat Leylah Fernandez in straight sets to become the first-ever qualifier to win a tennis Grand Slam and write a fairytale ending to her debut US Open campaign.

Only Russia’s Daniil Medvedev stands in Novak Djokovic’s way of history after the Serbian world number one beat Germany’s Alexander Zverev to reach the US Open final.

Teenagers Leylah Fernandez of Canada and Britain’s Emma Raducanu will contest the US Open women’s singles final after continuing their extraordinary runs in New York City.

World number one Novak Djokovic of Serbia set up a US Open semi-final against Germany’s Olympic champion Alexander Zverev after beating Italy’s Matteo Berrettini to continue his bid for a calendar Grand Slam.

Emma Raducanu became the first qualifier to reach the US Open semi-finals in the Open era after overcoming Olympic champion Belinda Bencic in the women’s singles at the Billie Jean King National Tennis Center in New York.

Players who plan to compete at next year's Australian Open in Melbourne will face tougher measures if they are not vaccinated against COVID-19, they have been warned.

Leylah Fernandez's remarkable run at the US Open in New York City continued as the Canadian beat fifth seed Elina Svitolina to reach the semi-finals - one day after turning 19.

Second seed Daniil Medvedev advanced to the US Open men’s singles semi-finals after ending the run of Dutch qualifier Botic van de Zandschulp in New York City, and will face Canada's Felix Auger-Aliassime in the last four.

Qualifier Emma Raducanu produced a dominant display to advance to her first Grand Slam quarter-final by beating home favourite Shelby Rogers at the US Open in New York.