Wynn has severed ties to PokerStars.
Read the full article -> Steve Wynn Cuts Ties With Embattled Online Poker Site, PokerStars

A snippet from the Wynn presser is here:

LAS VEGAS, April 15, 2011—Wynn Resorts, Limited announced today that it terminated its alliance with PokerStars, the online poker company. The decision was reached as a result of the indictment unsealed by the U.S. Attorney for the Southern District of New York.