The Marion County Prosecutor's Office charged a 21-year-old man for his alleged role in a triple shooting Saturday night on the northwest side of Indianapolis. Carlos Contreras, of Indianapolis, is facing the following charges: - Three counts of attempted murder - Two counts of aggravated battery - One count of battery by means of a deadly weapon - One count of possession of a machine gun - One count of criminal recklessness - One count of resisting law enforcement According to IMPD, around 11:30 p.m. Sept. 20, officers were already in 5600 block of Georgetown Road, near West 56th Street, to monitor a large event when officers heard gunshots nearby. MORE: https://www.wthr.com/article/news/crime/impd-investigating-triple-shooting-on-indianapolis-northwest-side-5600-georgetown-road/531-5c67db5a-2b05-4b18-9d91-ad41daafcf3d