Arantxa Rus
Alexander Zverev, of Germany, returns a shot to Sam Querrey, of the United States, during the first round of the US Open tennis championships, Tuesday, Aug. 31, 2021, in New York. (AP Photo/John Minchillo)
Djokovic tops teen "Ruuune!" at US Open in calendar Slam bid

By Howard Fendrich Aug. 31, 2021 09:57 PM EDT