A spot in the next round is at stake on Monday, when Matteo Berrettini goes up against Stan Wawrinka in the US Open first round. Matteo Berrettini is 7-3 across recent matches. Stan Wawrinka has won 2 of the last 10.

Matteo Berrettini is clearly higher-rated on hard — our number puts Berrettini around 61%. Berrettini should have enough here, though Wawrinka has the tools to make the scoreboard uncomfortable.