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

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

The British former US Open winner won 6-4, 6-2 to make the last eight in Washington but Cameron Norrie and Dan Evans both lost in straight sets