(December 17, 2018, 9:56 AM EST) -- RALEIGH, N.C. — A franchisor filed suit in North Carolina federal court on Dec. 7 against a competitor, claiming that the competitor intentionally interfered with its franchise agreements and is responsible for the franchisees’ defaulting on their obligations to the franchisor (General Nutrition Corp. v. Nutrition Zone Franchising Inc., d/b/a Nutrition Zone USA, No. 18-580, E.D. N.C.)....