(PUEBLO, Colo.) — A pueblo man has been sentenced to 10 years in the Colorado Department of Corrections (DOC) for his role in a 2022 assault on the Colorado State Fairgrounds that injured four people, one of them seriously. According to the Pueblo County Sheriff's Office (PCSO), 39-year-old Charles Montoya was sentenced on Thursday, Jan. 16 after he pled guilty to one count of second degree assault and two counts of third degree assault in connection to a June 25, 2022 incident at an event on the State Fairgrounds. Courtesy: Pueblo County Sheriff's Office PCSO said at the event, Montoya assaulted a then 49-year-old man, leaving him unconscious and unresponsive. Bystanders including off-duty nurses and police officers performed CPR on the victim, who survived but suffered "extensive serious injuries." Montoya was arrested the following month after an arrest warrant was issued. PCSO said he was out on bond before the court proceedings, but after Thursday's sentencing, he was taken into custody. He was booked into the Pueblo County Jail where he awaits transfer to the DOC.