Tribune photo by Aaron Piper/ ÊChateau du Pique winemaker John McMahan pours out a small sample from one of the wineryÕs vats into Richard Darlage's glass for tasting. Employees of the Chamber of CommerceÕs member businesses were invited on the annual Ag Tour Wednesday. The Agribusiness Committee of the Chamber of Commerce arranged for the tour to visit Rose Acres FarmsÕ Cort Acres