With his 2017 ATP World Tour Finals title propelling him to a career-best ranking of #3, Grigor Dimitrov appeared ready to battle for Grand Slam titles. It hasn’t quite gone to plan since, the Bulgarian struggling with a sharp decline in form throughout 2019. His fall through the rankings shows how quickly things can change in tennis, but that works both ways. 2020 could easily herald Dimitrov's return to his best.
At the time of writing, Dimitrov is preparing to play at the US Open while sit...