After decades under corporate ownership, Washington’s most influential winery returns to local hands.  In Washington wine, almost every road eventually leads back to Chateau Ste. Michelle. Generations of winemakers have passed through its cellars. Vineyards across eastern Washington were planted to supply its tanks. For decades, if a Washington winery hoped to reach a national audience, the path often began somewhere inside Ste. Michelle Wine Estates. Late last year, the winery was...