WTA investigates after Russia’s Vera Zvonareva barred from entering Poland

The WTA said it would be “evaluating the issue further with the event” after Russian player Vera Zvonareva was blocked from entering Poland for a tournament.

Zvonareva, a former Wimbledon and US Open finalist, had been due to play in next week’s Warsaw Open in singles and doubles but a statement from Poland’s Ministry of the Interior and Administration said she was on a list of “undesirable” visitors.

The statement on gov.pl read: “Yesterday, July 21, the Border Guard prevented a Russian tennis player from entering Poland.

“Vera Zvonareva, using a visa issued by...