The Christie Clinic Illinois Marathon could add a mile run next year to the marathon and relay, half marathon, 10K, 5K and youth run. CHAMPAIGN — The Christie Clinic Illinois Marathon could add a mile run next year to the marathon and relay, half marathon, 10K, 5K and youth run. "The mile would be a straight shot on Green Street," said the races' co-director, Jan Seeley. Also, there could be minor changes to the course because it has to be recertified every 10 years. read more