Emma Raducanu beat four-times Grand Slam champion Naomi Osaka 6-4 6-2 in their first career meeting to reach the quarter-finals of the Washington Open on Thursday.
Raducanu, U.S. Open champion in 2021, next faces former world number three Maria Sakkari after the Greek stunned American second seed Emma Navarro in straight sets.
“I thought it was going to be a really difficult match. Naomi’s won four slams, she’s been world
