Company Teams Up with New England Patriots and Minnesota Golden Gophers; Expands Relationship with Denver Broncos RICHMOND, VA., 2015-9-16 — /EPR Retail News/ — CarMax, Inc. (NYSE: KMX), the nation’s largest retailer of used cars, today announced new partnerships with three top NFL and NCAA teams. As part of new multi-year sponsorship agreements, CarMax is now the official…