Venus double-fault ends Williams sisters' comeback from 6-0 in Cincinnati tiebreak

Serena and Venus Williams lost their Cincinnati Open doubles opener 2-6, 6-1, 10-8 to Marta Kostyuk and Peyton Stearns on August 16, 2026. The deciding match tiebreak — a first-to-ten shootout — saw the sisters trail 6-0 before reeling off eight of ten points to level at 8-8. Venus then double-faulted to hand Kostyuk and Stearns the win. It was their first doubles match together since the 2022 US Open.