Kacper Zuk defeated Jack Sock 6-3 6-2 in the St. Petersburg 2 CH quarter-final on hard.
No previous meetings on record.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (146 vs 98). ATP, WTA & Challenger.