Diego Schwartzman of Argentina is pictured in action during day four of ATP Fever-Tree Championships tennis tournament at Queen's Club in west London on June 19, 2019. (Photo by Alberto Pezzali/NurPhoto via Getty Images)
Diego Schwartzman of Argentina is pictured in action during day four of ATP Fever-Tree Championships tennis tournament at Queen's Club in west London on June 19, 2019. (Photo by Alberto Pezzali/NurPhoto via Getty Images)