Raducanu has already secured British No 1 status with her progress in Washington DC and now faces a final four test against Kalinskaya with Leylah Fernandez facing Elena Rybakina in the other Citi Ope

If victorious, she would set up an emotional final against either Leylah Fernandez, her championship match opponent at Flushing Meadows, or doubles teammate and third seed Rybakina. The doubles withdrawal came as little shock given Raducanu's remarks following her victory over Sakkari.

WASHINGTON -- WASHINGTON (AP) — Emma Raducanu dominated her first career matchup against Naomi Osaka, winning the showdown at the D.C. Open on Thursday between past U.S. Open champions 6-4, 6-2.

The 2021 U.S. Open winner, who had fallen out of the top 300 before returning to the top 50, advances to the tournament quarterfinals.

Emma Raducanu is into the semi-finals of the Washington Open after a straight sets win over Maria Sakkari. The British number three secured a 6-4, 7-5 victory in DC to move into the last four. It