Caitlin Whoriskey defeated Maria Sanchez 6-3 5-7 7-5 in the St Joseph MO 10K semi-final on hard. The upset overturned the form book — Maria Sanchez came in leading the head-to-head 2–0, but Caitlin Whoriskey had been the form player, winning 2 of their last 5 on hard. Caitlin Whoriskey claimed a first win over Maria Sanchez in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-02-23 | Rancho Santa Fe CA $25K | R16 | hard | Maria Sanchez | 7-5 6-4 |
| 2015-02-16 | Surprise AZ $25K | QF | hard | Maria Sanchez | 6-4 7-6(2) |
Averages over each player's completed matches in the selected window (12 vs 100). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About