Roger Federer may not be playing at the new look Davis Cup in Spain but the 38-year-old was still pulling in the crowds when he met Alexander Zverev in an exhibition match in Mexico City on Saturday.

Serbia's Davis Cup captain Nenad Zimonjic was optimistic on Sunday that world number two Novak Djokovic will be fit to play in this week's new-look Davis Cup in Madrid.

Stefanos Tsitsipas shocked six-time champion Roger Federer 6-3, 6-4 to reach the final of the ATP Finals in his tournament debut on Saturday.

Rafael Nadal recovered to beat Stefanos Tsitsipas 6-7 (4/7), 6-4, 7-5 on Friday but faces an anxious wait to find out whether he will qualify for the last four at the ATP Finals.

Roger Federer produced a serving masterclass as he avenged his Wimbledon defeat by Novak Djokovic and qualified for the last four of the ATP Finals on Thursday with a 6-4, 6-3 victory.

Roger Federer recovered from his opening round-robin defeat to beat Italy’s Matteo Berrettini in straight sets at the ATP Finals. The Swiss 20-time Grand Slam champion, who lost to Dominic Thiem on Sunday, won 7-6 (7-2) 6-3 to keep alive his hopes of a semi-final place

Roger Federer said he had "flushed away" the pain of his defeat in the Wimbledon final as he prepares for a rematch against Novak Djokovic after keeping alive his hopes of a seventh ATP Finals crown on Tuesday.

Spectators will be hoping for a mini repeat of this year's epic Wimbledon final between Novak Djokovic and Roger Federer after the two tennis legends were drawn in the same group for next week's climax to the season, the ATP Finals.

Roger Federer praised Andy Murray's weekend Antwerp title just 10 months after the former number one underwent a hip resurfacing. "Andy's achievement was great," Federer said after rolling through into the second round of the ATP Swiss Indoors in Basel.

Roger Federer will again compete in the French Open next year.

Defeats for Roger Federer and Novak Djokovic mean that the winner of the Shanghai Masters will be aged 23 or under -- more proof that the next generation of men's tennis stars is closing in.

Roger Federer said that his devoted band of Chinese supporters helped pull him through a tough first set and into the Shanghai Masters quarter-finals on Thursday. The Swiss defeated David Goffin 7-6 (9/7), 6-4 after the 13th seed from Belgium squandered five set points in the first set.