Sam Querrey returns a shot to Daniel Altmaier, of Germany, at the BNP Paribas Open tennis tournament Thursday, Oct. 7, 2021, in Indian Wells, Calif. (AP Photo/Mark J. Terrill)

Daniel Altmaier, of Germany, returns a shot to Sam Querrey at the BNP Paribas Open tennis tournament Thursday, Oct. 7, 2021, in Indian Wells, Calif. (AP Photo/Mark J. Terrill)