 While start and parking, Roark had a best finish of 28th at the Michigan International Speedway.He continued to complete more laps in 2015 as the season came to a close giving him a total of $85,026 by the end of the year, nearly $2,000 more than 2014.It was announced at the start of the 2016 season that Jennifer Jo Cobb would not be running Roark's iconic No.