Pavel Kotov during the match between Pavel Kotov (RUS) and Andrea Vavassori at the Internazionali di Tennis Citta' dell'Aquila (ATP Challenger L'Aquila) in L'Aquila, Italy, on August 21, 2019. (Photo by Manuel Romano/NurPhoto via Getty Images)
Pavel Kotov during the match between Pavel Kotov (RUS) and Andrea Vavassori at the Internazionali di Tennis Citta' dell'Aquila (ATP Challenger L'Aquila) in L'Aquila, Italy, on August 21, 2019. (Photo by Manuel Romano/NurPhoto via Getty Images)