Roger Federer took time to visit school children during a trip to Zambia.

Boris Becker and Alexander Zverev are the past two players from Germany to win the Nitto ATP Finals.

Boris Becker and Alexander Zverev are the past two players from Germany to win the Nitto ATP Finals.

Tommy Haas announces his retirement on 15 March 2018 at the BNP Paribas Open, where he is the Tournament Director.

Juan Martin del Potro, Rafael Nadal and Novak Djokovic stood out on different surfaces in 2018 according to the FedEx ATP Performance Zone.

Matthew Stockman shoots an image of Roger Federer swooping into net for a forehand volley in Indian Wells.

Kei Nishikori, after starting his season on the ATP Challenger Tour, finished the year at the Nitto ATP Finals.

Grigor Dimitrov battles to stay in a point against Dennis Novak during a first-round win at the Australian Open. Photo: Clive Brunskill.Getty Images

Stefanos Tsitsipas registered a historic run of upsets at the Rogers Cup in Toronto.

Rafael Nadal led the Top 10 in six key serve and return categories in 2018, according to Infosys ATP Scores & Stats.

This year, John Isner led the ATP World Tour in service games won, aces and second-serve points won.

Juan Carlos Ferrero defeats Tommy Haas to win the London title after losing to the German two months ago in Mallorca.

Juan Carlos Ferrero wins Champions Tennis at the Royal Albert Hall for the second consecutive year.