Cincinnati Open (Doubles): Kostyuk/Stearns vs Williams/Williams

This market refers to the doubles tennis match between Kostyuk/Stearns and Williams/Williams in the Cincinnati Open, originally scheduled for August 16, 2026 at 10:00AM ET. This market will resolve to 'Kostyuk/Stearns' if the team of Kostyuk/Stearns advances against Williams/Williams. This market will resolve to 'Williams/Williams' if the team of Williams/Williams advances against Kostyuk/Stearns. 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 team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances. If the match ends in a walkover (a team withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the WTA Tour. A consensus of credible reporting may also be used.