BMW Media Site IMSA Continental Tire SportsCar Challenge Report - Mazda Raceway Laguna Seca - Sept. 23, 2017 Contact: Bill  Cobb billcobbcommunications@yahoo.com     IMSA Continental Tire SportsCar Challenge Report - Mazda Raceway Laguna Seca - Sept. 23, 2017 Ari Balogh and Greg Liefooghe raced the No. 81 BimmerWorld Racing BMW 328i to a sixth place finish in Saturday’s four-hour Mazda Raceway Laguna Seca 240 to be the best finishing BMW in the Street Tuner class. Teammates James Clay and Tyler Cooke finished eighth in the No. 84 BimmerWorld BMW 328i and the No. 54 JDC - Miller Motorsports BMW 228i of Michael Johnson and Stephen Simpson finished 14th. The ST win went to the No. 74 Audi S3.Round 10 of the 2017 CTSC series will be held on Friday, Oct. 6 at Road Atlanta, in Braselton, Georgia.