Mariano Navone and Matteo Berrettini meet in the round of 64 at US Open on Wednesday. Matteo Berrettini has won 7 of the last 10. Mariano Navone is 6-4 across recent matches.

Hold strength tells the story — 76.1% versus 62.6% on first-serve points in Berrettini's favor. The edge belongs to Berrettini — real, but not the kind you take for granted at this level.