Colin Markes defeated Alex Knaff 6-4 3-6 6-3 in the M15 Monastir 35 quarter-final on hard.
Markes C. came through in three sets.
Colin Markes beat Alex Knaff 6-4 3-6 6-3. Umpiry, "Colin Markes vs Alex Knaff — M15 Monastir 35 Quarter-final", https://umpiry.com/match/2022-09-09/knaff-vs-markes-m15-monastir-35-qf?utm_source=cite (as of 9 September 2022).