Dominic Thiem Pictures
BELGRADE, SERBIA - JUNE 12: Dominic Thiem (R) of Austria, Dusan Lajovic (C) of Serbia and Novak Djokovic (R) of Serbia react during an exhibition double match of the Adria Tour charity exhibition hosted by Novak Djokovic, on June 12, 2020 in Belgrade, Serbia. (Photo by Srdjan Stevanovic/Getty Images)