Alexander Zverev has hit back at Roger Federer after the tennis great questioned his approach to Grand Slam games - despite recently returning to ATP No. 2

Zverev has reached two Grand Slam finals and two semifinals but is yet to taste success on the biggest stage - and Roger Federer has told him why.

The GOAT debate has ignited fans over the past 20 years and created a lot of social media discussions. Roger Federer, Rafael Nadal and Novak Djokovic have created a rivalry without precedent in tennis history, improving each other and taking this sport to a new dimension.

Roger Federer retired two years ago but his connection to tennis remains stronger than ever. The return of the Laver Cup is another reminder that he never left the stage.

Laver Cup in Berlin is well underway and celebrates its seventh year. Here are seven magnificent matches in the Roger Federer-inspired competition. The inaugural edition of the Laver Cup had a spectacular conclusion,