Napa, CA., Oct. 19, 2017 - The National Auto Sport Association (NASA) is excited to announce that the organization's premier Championship events, the Western and Eastern States Championships, will return to a single event format for the 2018 NASA Championships presented by Toyo Tires.  This event is scheduled to take place at the world famous Circuit of the Americas facility in Austin, Texas ‪on September 13-16, 2018. The Circuit of the Americas will host the 2018 United States Formula 1 ...