The American talked about his resurgence, and return, after his win over Ben Shelton
The Pole lost in the second round in New York. Now he's looking for a new coach.
The four-time Slam champion suffered another tough loss on Thursday at the US Open.
"I didn't feel well hitting the ball. I think I made a lot of mistakes," world No. 3 Carlos Alcaraz said after shocking US Open defeat.
The No.4 seed is out, and France's Jessika Ponchet is into round three.
Ben Shelton isn't trying to rock the radar gun yet he's still rolling through this US Open.
The 24-time major champion has won 90 matches at all four Grand Slams. He's the only player to do that.
