This market refers to the tennis match between Kayla Day and Coco Gauff in the National Bank Open, originally scheduled for August 6, 2026 at 10:00AM ET. This market will resolve to 'Kayla Day' if Kayla Day advances against Coco Gauff. This market will resolve to 'Coco Gauff' if Coco Gauff advances against Kayla Day. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement,...