Alexander Zverev has beaten Rafael Nadal in their opening round-robin match of the ATP Finals.
The loss dents Nadal's chances of ending the year as the number one ranked tennis player in the world.
He entered the season-finale in London with an abdominal injury.
Tuesday's match sees Roger Federer, who also lost his opening encounter, take on Italy's Matteo Berrettini.
Play gets underway at 6:00 pm UAE time.
England names provisional Euro 2024 squad
Forward Marcus Rashford was the most high-profile omission as England manager Gareth Southgate named his provisional Euro 2024 squad on Tuesday while there was also no place for experienced midfielder Jordan Henderson.
Real Madrid and Germany midfielder Kroos to retire after Euro 2024
Germany's Toni Kroos, 34, will retire after this year's European Championship, the Real Madrid midfielder announced on Tuesday, adding that next month's Champions League final against Borussia Dortmund will be his last game for the Spanish club.
Salah hints he's staying at Liverpool
Liverpool forward Mohamed Salah has suggested he will stay at the Premier League club following the departure of manager Juergen Klopp, the Egypt international said late on Monday.
UAE Games for People of Determination begins
The inaugural UAE Games for People of Determination begins today in Abu Dhabi with over 1,000 athletes with intellectual and developmental disabilities, students of determination, unified partners, coaches, technical staff and supervisory teams participating in the event.
Australia confirms Kerr to miss Paris Olympics
Australia have confirmed talismanic captain Sam Kerr will miss the women's Olympic soccer at the Paris Games while recovering from a serious knee injury.
