Friday's US Open round of 64 pits Alexander Zverev against Quentin Halys on hard. Alexander Zverev comes in at 7 wins from the last ten. Quentin Halys comes in at 8 wins from the last ten.
Alexander Zverev simply rates much higher on hard, and our number follows from it. Anything other than a Zverev win would rank among the bigger surprises of the week.