Mustang drivers Billy Johnson and Jack Roush Jr. started off their Continental Tire Sports Car Challenge season on the top of the Daytona International Speedway pylon for the second straight year. The team won the BMW Performance 200 Friday afternoon, a 2.5 hour sprint through the historic road course at DIS. It was a tough battle. At one point the team fell way down the lineup when they had to pit with a flat tire. But in the end they were celebrating… Hard! Listen…