Germany's Alexander Zverev serves a ball during the singles semifinal tennis match of the ATP Finals against Serbia's Novak Djokovic at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700987
Serbia's Novak Djokovic serves a ball during the singles semifinal tennis match of the ATP Finals against Germany's Alexander Zverev at the Pala Alpitour venue in Turin, Italy.21.11.2021#6700986
Serbia's Novak Djokovic is seen after the singles semifinal tennis match of the ATP Finals against Germany's Alexander Zverev at the Pala Alpitour venue in Turin, Italy.21.11.2021#6700985
Germany's Alexander Zverev is pictured before the singles semifinal tennis match of the ATP Finals against Serbia's Novak Djokovic at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700984
Germany's Alexander Zverev is pictured before the singles semifinal tennis match of the ATP Finals against Serbia's Novak Djokovic at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700983
Germany's Alexander Zverev is pictured before the singles semifinal tennis match of the ATP Finals against Serbia's Novak Djokovic at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700982
Serbia's Novak Djokovic is pictured before the singles semifinal tennis match of the ATP Finals against Germany's Alexander Zverev at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700981
Germany's Alexander Zverev is seen during the singles semifinal tennis match of the ATP Finals against Serbia's Novak Djokovic at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700979
Germany's Alexander Zverev reacts during the singles semifinal tennis match of the ATP Finals against Serbia's Novak Djokovic at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700977
Germany's Alexander Zverev returns a shot to Serbia's Novak Djokovic during the singles semifinal tennis match of the ATP Finals at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700978
Germany's Alexander Zverev is seen during the singles semifinal tennis match of the ATP Finals against Serbia's Novak Djokovic at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700976
Germany's Alexander Zverev returns a shot to Serbia's Novak Djokovic during the singles semifinal tennis match of the ATP Finals at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700975
Germany's Alexander Zverev reacts during the singles semifinal tennis match of the ATP Finals against Serbia's Novak Djokovic at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700974
Germany's Alexander Zverev returns a shot to Serbia's Novak Djokovic during the singles semifinal tennis match of the ATP Finals at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700973
Germany's Alexander Zverev returns a shot to Serbia's Novak Djokovic during the singles semifinal tennis match of the ATP Finals at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700972
Germany's Alexander Zverev reacts during the singles semifinal tennis match of the ATP Finals against Serbia's Novak Djokovic at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700970
Germany's Alexander Zverev is seen during the singles semifinal tennis match of the ATP Finals against Serbia's Novak Djokovic at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700971
Germany's Alexander Zverev is seen during the singles semifinal tennis match of the ATP Finals against Serbia's Novak Djokovic at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700969
Germany's Alexander Zverev reacts during the singles semifinal tennis match of the ATP Finals against Serbia's Novak Djokovic at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700968
Germany's Alexander Zverev returns a shot to Serbia's Novak Djokovic during the singles semifinal tennis match of the ATP Finals at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700967
Serbia's Novak Djokovic returns a shot to Germany's Alexander Zverev during the singles semifinal tennis match of the ATP Finals at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700965
Serbia's Novak Djokovic is seen during the singles semifinal tennis match of the ATP Finals against Germany's Alexander Zverev at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700966
Serbia's Novak Djokovic is seen during the singles semifinal tennis match of the ATP Finals against Germany's Alexander Zverev at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700964
Serbia's Novak Djokovic is seen during the singles semifinal tennis match of the ATP Finals against Germany's Alexander Zverev at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700962
Serbia's Novak Djokovic returns a shot to Germany's Alexander Zverev during the singles semifinal tennis match of the ATP Finals at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700961
Serbia's Novak Djokovic takes off a t-shirt during the singles semifinal tennis match of the ATP Finals against Germany's Alexander Zverev at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700960
Serbia's Novak Djokovic is seen during the singles semifinal tennis match of the ATP Finals against Germany's Alexander Zverev at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700959
Serbia's Novak Djokovic returns a shot to Germany's Alexander Zverev during the singles semifinal tennis match of the ATP Finals at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700957
Serbia's Novak Djokovic is seen during the singles semifinal tennis match of the ATP Finals against Germany's Alexander Zverev at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700958
Serbia's Novak Djokovic puts on a t-shirt during the singles semifinal tennis match of the ATP Finals against Germany's Alexander Zverev at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700955
Serbia's Novak Djokovic returns a shot to Germany's Alexander Zverev during the singles semifinal tennis match of the ATP Finals at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700954
Serbia's Novak Djokovic returns a shot to Germany's Alexander Zverev during the singles semifinal tennis match of the ATP Finals at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700953
Serbia's Novak Djokovic returns a shot to Germany's Alexander Zverev during the singles semifinal tennis match of the ATP Finals at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700952
Germany's Alexander Zverev is seen during the singles semifinal tennis match of the ATP Finals against Serbia's Novak Djokovic at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700950
Germany's Alexander Zverev is seen during the singles semifinal tennis match of the ATP Finals against Serbia's Novak Djokovic at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700949
Germany's Alexander Zverev returns a shot to Serbia's Novak Djokovic during the singles semifinal match of the ATP Finals at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700948
Germany's Alexander Zverev returns a shot to Serbia's Novak Djokovic during the singles semifinal match of the ATP Finals at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700947
Germany's Alexander Zverev is seen during the singles semifinal tennis match of the ATP Finals against Serbia's Novak Djokovic at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700945
Germany's Alexander Zverev returns a shot to Serbia's Novak Djokovic during their semi-final match of the ATP Finals at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700946
Serbia's Novak Djokovic puts on socks during the singles semifinal tennis match of the ATP Finals against Germany's Alexander Zverev at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700944
Serbia's Novak Djokovic is seen during the singles semifinal tennis match of the ATP Finals against Germany's Alexander Zverev at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700943
Serbia's Novak Djokovic is seen during the singles semifinal tennis match of the ATP Finals against Germany's Alexander Zverev at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700940
Serbia's Novak Djokovic serves a ball during the singles semifinal tennis match of the ATP Finals against Germany's Alexander Zverev at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700938
Serbia's Novak Djokovic puts on sneakers during the singles semifinal tennis match of the ATP Finals against Germany's Alexander Zverev at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700939
Germany's Alexander Zverev, left, and Serbia's Novak Djokovic hug after the singles semifinal tennis match of the ATP Finals, at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700937
Germany's Alexander Zverev celebrates his victory during the singles semifinal tennis match of the ATP Finals against Serbia's Novak Djokovic at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700936
Germany's Alexander Zverev celebrates his victory during the singles semifinal tennis match of the ATP Finals against Serbia's Novak Djokovic at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700935
Germany's Alexander Zverev, left, and Serbia's Novak Djokovic hug after the singles semifinal tennis match of the ATP Finals, at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700934
Serbia's Novak Djokovic is pictured before the singles semifinal tennis match of the ATP Finals against Germany's Alexander Zverev at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700896
Serbia's Novak Djokovic serves a ball during the singles semifinal tennis match of the ATP Finals against Germany's Alexander Zverev at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700891
Norway's Casper Ruud is pictured after the singles semifinal tennis match of the ATP Finals against Russia's Daniil Medvedev at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700553
Norway's Casper Ruud serves a ball during the singles semifinal tennis match of the ATP Finals against Russia's Daniil Medvedev at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700551
Norway's Casper Ruud is pictured during the singles semifinal tennis match of the ATP Finals against Russia's Daniil Medvedev at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700549
Norway's Casper Ruud returns a shot during the singles semifinal tennis match of the ATP Finals against Russia's Daniil Medvedev at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700548
Russia's Daniil Medvedev serves a ball during the singles semifinal tennis match of the ATP Finals against Norway's Casper Ruud at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700540
Russia's Daniil Medvedev returns a shot during the singles semifinal tennis match of the ATP Finals against Norway's Casper Ruud at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700538
Norway's Casper Ruud is pictured before the singles semifinal tennis match of the ATP Finals against Russia's Daniil Medvedev at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700537
Norway's Casper Ruud is pictured before the singles semifinal tennis match of the ATP Finals against Russia's Daniil Medvedev at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700533
Russia's Daniil Medvedev is pictured before the singles semifinal tennis match of the ATP Finals against Norway's Casper Ruud at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700525
Norway's Casper Ruud reacts during the singles semifinal tennis match of the ATP Finals against Russia's Daniil Medvedev at the Pala Alpitour venue in Turin, Italy.20.11.2021#6700521
