The first American man to reach a Grand Slam singles final in 15 years has been spending plenty of time in indoor arenas lately. Not just for tennis, though.

William “Pudge” Heffelfinger becomes the first pro football player by getting $500 to play for the Allegheny Athletic Association against the Pittsburgh Athletic Club.

For more than a decade, men's tennis has been dominated by the 'Big Three' — Roger Federer, Rafael Nadal and Novak ...

For the first time in decades, the ATP Finals will be played without either Roger Federer, Rafael Nadal or Novak Djokovic.

The 20-time Grand Slam champion returned to action in Australia in 2017, achieving one of the most incredible and memorable ...

Jannik Sinner and Carlos Alcaraz are poised to add another entry into their rapidly developing rivalry when the ATP Finals open Sunday without any members of the Big Three for the first time in nearly ...

Cilic - who has had a lot of physical problems in the last year and is living the final part of his career - faced Federer in ...