"It's taken a lot of work. For 18-20 months I've been terrible. Please use Chrome browser for a more accessible video player However, injuries have been a constant issue with the player missing most of his rookie season due to a leg fracture. "When you are in the final you can't complain, so I am just looking forward to tomorrow and hopefully I can have my best match."Wins over Djokovic at the Olympics & the#NittoATPFinalsin 2021 👏pic.twitter.com/LwLM90VKh2