Sinner's Reaction When Serena Williams Came to Surprise and Meet Him after He Defeated Medvedev

Oh yeah, there you go. Yeah, I don't know. I wish I had my 4-inch monitor. No, seriously, the racket speed, the power, I was like... The racket speed, the power... Night and day, you're unbelievable. Racket speed, you're unbelievable.