Defending champ Medvedev into 3rd round

Defending champion Daniil Medvedev is into the third round 

.The No. 1 seed beat Arthur Rinderknech 6-2, 7-5, 6-3 on Wednesday

Medvedev is 22-4 at the U.S. Open

The first Chinese man to win a U.S.

Defending champ Medvedev into 3rd round

Auger-Aliassime made his first trip to a Grand Slam 

The first Canadian man ever to get that far at the U.S. Open.