Britain's Emma Raducana is through to the quarter-finals of the Washington Open after beating Naomi Osaka in straight sets but Cameron Norrie, Dan Evans and Venus Williams lose.

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

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 will attempt to break new ground in the Washington quarter-finals on Friday as she takes on a familiar opponent in Maria Sakkari. The Brit has reached the last eight every time she’s played the Mubadala Citi DC Open, and is seeking her first semi-final in the US capital.

Emma Raducanu is chasing her second title of her career and has made another stride toward it. She is in Washington for the WTA 500 Citi Open and has booked a spot in the quarterfinals after knocking out Naomi Osaka 6-4,