LONDON, ENGLAND - NOVEMBER 14: Daniil Medvedev of Russia practices before the start of the Nitto ATP World Tour Finals at The O2 Arena on November 14, 2020 in London, England. (Photo by TPN/Getty Images)
LONDON, ENGLAND - NOVEMBER 14: Daniil Medvedev of Russia practices before the start of the Nitto ATP World Tour Finals at The O2 Arena on November 14, 2020 in London, England. (Photo by TPN/Getty Images)