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SYDNEY, AUSTRALIA - JANUARY 03: Diego Schwartzman of Argentina celebrates a point in his group D match against Stefanos Tsitsipas of Greece during the day three 2022 ATP Cup tie between Greece and Argentina at Ken Rosewall Arena on January 03, 2022 in Sydney, Australia. (Photo by Jason McCawley/Getty Images)

SYDNEY, AUSTRALIA - JANUARY 03: Diego Schwartzman of Argentina celebrates a point in his group D match against Stefanos Tsitsipas of Greece during the day three 2022 ATP Cup tie between Greece and Argentina at Ken Rosewall Arena on January 03, 2022 in Sydney, Australia. (Photo by Jason McCawley/Getty Images)