Novak Djokovic is in a search of a new coach after a shocking decision to part ways with his title winning partner Goran Ivanisevic. Is it a wise move in his pursuit of more Grand Slam titles? Has Jannik Sinner replaced him as the best men’s tennis player as things stand? Is it time for Andy Murray to hang up his racquet after suffering another major injury? Follow Sideline Story as we try to unpack these questions.