“Eurosport expert Mats Wilander has shared his views on Daniil Medvedevu0027s huge potential ahead of the French Open and made it clear that he believes the star has enormous scope to improve. “He needs to improve his tennis on slow hard courts. He needs to improve it on the clay court. He needs to improve it on the grass court. The goal is to improve and Daniil Medvedev needs to improve his tennis.””