Rogers Cup: Naomi Osaka beaten by Serena Williams but back on top of world rankings (BBC)

Naomi Osaka will return to the top of the women’s tennis world rankings despite losing to Serena Williams in the quarter-finals of the Rogers Cup.

Williams beat Osaka 6-3 6-4 to set up a semi-final against Marie Bouzkova.

But Osaka’s number one status was confirmed after Karolina Pliskova lost 6-0 2-6 6-4 to Canadian teenager Bianca Andreescu in Toronto.

Pliskova, number one for eight weeks in 2017, needed to win the tournament to regain top spot. Read more