(From left: Associate Winemaker Megan Gunderson Paredes, Director of Winemaking, Steve Leveque, Associate Winemaker, Alison Frichtl at HALL’s LEED Gold® Production Facility in St. Helena, Calif.) HALL UNVEILS ITS PLATINUM COLLECTION Leading Cabernet Producer Announces Crème de la Crème Collection NAPA VALLEY, CA (June 20, 2016) – HALL Napa Valley,...