MASON, OHIO - AUGUST 17: Serena Williams of the United States plays Marta Kostyuk of Czechia and Peyton Stearns of the United States with Venus Williams of the United States during day seven of the Cincinnati Open at the Lindner Family Tennis Center on August 17, 2026 in Mason, Ohio. (Photo by Matthew Stockman/Getty Images)

MASON, OHIO - AUGUST 17: Serena Williams of the United States plays Marta Kostyuk of Czechia and Peyton Stearns of the United States with Venus Williams of the United States during day seven of the Cincinnati Open at the Lindner Family Tennis Center on August 17, 2026 in Mason, Ohio. (Photo by Matthew Stockman/Getty Images)

MASON, OHIO - AUGUST 17: Serena Williams and Venus Williams of the United States celebrate a point while playing Marta Kostyuk of Czechia and Peyton Stearns of the United States during day seven of the Cincinnati Open at the Lindner Family Tennis Center on August 17, 2026 in Mason, Ohio. (Photo by Matthew Stockman/Getty Images)

MASON, OHIO - AUGUST 17: Venus Williams and Serena Williams of the United States confer while playing Marta Kostyuk of Czechia and Peyton Stearns of the United States during day seven of the Cincinnati Open at the Lindner Family Tennis Center on August 17, 2026 in Mason, Ohio. (Photo by Matthew Stockman/Getty Images)

MASON, OHIO - AUGUST 17: Serena Williams and Venus Williams of the United States confer while playing Marta Kostyuk of Czechia and Peyton Stearns of the United States during day seven of the Cincinnati Open at the Lindner Family Tennis Center on August 17, 2026 in Mason, Ohio. (Photo by Matthew Stockman/Getty Images)

MASON, OHIO - AUGUST 17: Serena Williams and Venus Williams of the United States confer while playing Marta Kostyuk of Czechia and Peyton Stearns of the United States during day seven of the Cincinnati Open at the Lindner Family Tennis Center on August 17, 2026 in Mason, Ohio. (Photo by Matthew Stockman/Getty Images)

MASON, OHIO - AUGUST 17: Serena Williams and Venus Williams of the United States confer while playing Marta Kostyuk of Czechia and Peyton Stearns of the United States during day seven of the Cincinnati Open at the Lindner Family Tennis Center on August 17, 2026 in Mason, Ohio. (Photo by Matthew Stockman/Getty Images)

MASON, OHIO - AUGUST 17: Serena Williams and Venus Williams of the United States confer while playing Marta Kostyuk of Czechia and Peyton Stearns of the United States during day seven of the Cincinnati Open at the Lindner Family Tennis Center on August 17, 2026 in Mason, Ohio. (Photo by Matthew Stockman/Getty Images)