Williams' Queen's run over as injured Mboko withdraws - BBC
To play this video you need to enable JavaScript in your browser.This video can not be played Williams' doubles partner retires in second set of singles match after fall Serena Williams' doubles campaign at Queen's has been curtailed as her playing partner Victoria Mboko has withdrawn with a left knee injury. The 23-time Grand Slam singles champion, 44, made her return to tennis on Tuesday after almost four years away from the sport.