Raw-milk proponents celebrated a Wisconsin farmer's acquittal on three of four counts related to selling unpasteurized milk and cheese, bolstering their hopes of legalizing the products in America's Dairyland. Jurors found Vernon Hershberger, a 41-year-old Loganville, Wis., farmer, innocent of producing milk without a license, selling milk and cheese products without a license, and operating a retail establishment without a license. He was found guilty of one count of breaking a holding order issued by the state in June 2010, which barred him from moving any of the food he produced without a license. The verdict means Mr. Hershberger can...