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WINSTON SALEM, NORTH CAROLINA - AUGUST 23: Steve Johnson returns a shot to Alexei Popyrin of Australia on Day 3 of the Winston-Salem Open at Wake Forest Tennis Complex on August 23, 2021 in Winston Salem, North Carolina. (Photo by Grant Halverson/Getty Images)

WINSTON SALEM, NORTH CAROLINA - AUGUST 23: Steve Johnson returns a shot to Alexei Popyrin of Australia on Day 3 of the Winston-Salem Open at Wake Forest Tennis Complex on August 23, 2021 in Winston Salem, North Carolina. (Photo by Grant Halverson/Getty Images)