'Not only are four of the top five fathers, but Federer famously injured a knee, weakened by years of twisting and turning on tennis courts, early this year while giving his elder pair of twins a bath.'
His US Open triumph made him, at 40, the oldest man to win a major title in the open era. Bikash Mohapatra believes Leander Paes's decision to switch to doubles at the peak of his singles career is the reason behind his longevity.
The 32-year-old, five-times a winner of the singles at the prestigious Wimbledon warm-up event, delighted a large evening centre court crowd with some fluent shot-making as he and Spanish veteran Lopez beat top seeds Juan Sebastian Cabal and Robert Farah 7-6(5), 6-3.
An air of calm descended at Wimbledon on 'Tranquil Thursday' as Novak Djokovic and Serena Williams avoided the trail of destruction that had decimated the field at the All England Club on day three of the grasscourt major.
A dominant Rafael Nadal arrived at one career milestone on Thursday but the speed of the Spaniard's rampage through the early rounds of the French Open suggests his eyes are fixed firmly on another more significant one.
Roger Federer returned from a month-long layoff with a 6-4, 6-4 second round victory over Roberto Bautista Agut on Tuesday at the Western and Southern Open in Cincinnati.
A day after celebrating his 36th birthday, Federer played the aggressive game that has propelled him to five titles, including two grand slams, this year, attacking the net and rocketing second serves.
US Open champions Marin Cilic and Serena Williams kicked off their China Open campaigns with straight sets victories against battling underdogs on Monday, but Rafael Nadal suffered defeat in a rare doubles outing on his return from injury.
Serena Williams and Marin Cilic both survived third round scares on Friday to keep their US Open title defences on track but there was no escape for Rafael Nadal with the twice-winner going down in a late night thriller.
Kei Nishikori swept aside Rafael Nadal in the quarter-finals of the Rogers Cup.
List of Australian Open men's singles champions since the event began in 1905 (Australian unless stated):
A summary of Day 2 at Wimbledon on Tuesday.
IMAGES from the Australian Open on Tuesday.
Summary of sports events and persons who made news on Friday
IMAGES of the all the action from Day 1 of the Australian Open played at Melbourne Park on Monday
Soccer's governing body FIFA has agreed to ban the third-party ownership (TPO) of players, its president Sepp Blatter said on Friday, seven years after first promising to outlaw the practice.
India's Leander Paes and Rohan Bopanna crashed out of the Japan Open following a straight set defeat against Ivan Dodig and Marcelo Melo, in Tokyo on Thursday.
Rafael Nadal is recovering satisfactorily from appendicitis and will continue a course of antibiotics in a bid to be fit for the remainder of the 2014 season, the World No 2's spokesman said on Thursday.