Brandon Nakashima competes against Daniel Evans, of England, during a match in the Citi Open tennis tournament, Wednesday, Aug. 4, 2021, in Washington. (AP Photo/Nick Wass)

Brandon Nakashima returns a shot against Daniel Evans, of England, during a match in the Citi Open tennis tournament, Wednesday, Aug. 4, 2021, in Washington. (AP Photo/Nick Wass)

Daniel Evans, of England, lunges for the ball during a match against Brandon Nakashima in the Citi Open tennis tournament, Wednesday, Aug. 4, 2021, in Washington. (AP Photo/Nick Wass)

Daniel Evans, of England, serves to Brandon Nakashima during a match in the Citi Open tennis tournament, Wednesday, Aug. 4, 2021, in Washington. (AP Photo/Nick Wass)