Jason Cook defeated Ofer Sela 6-0 7-6 in the USA 5 Masters 4 round of 16 on hard. The upset overturned the form book — Ofer Sela came in leading the head-to-head 2–0. Jason Cook claimed a first win over Ofer Sela in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1997-07-18 | USA 4 Masters 2 | R32 | hard | Ofer Sela | 6-4 6-4 |
| 1996-07-19 | USA 4 Masters 4 | R32 | hard | Ofer Sela | 7-5 6-4 |