PD: Man arrested for sexual abuse while working as bus aide for Peoria school district By Brent Corrado Peoria bus aide arrested, accused of touching student inappropriately Investigators say Marco Chinchilla was on administrative leave for not seat belting a passenger on the bus. While the school district was investigating the incident, they discovered that the 66-year-old allegedly inappropriately touched a passenger on the bus. PEORIA, Ariz. - Police have arrested a man accused of inappropriately touching a person while working as a bus aide for the Peoria Unified School District. According to police, 66-year-old Marco Chinchilla was arrested on Feb. 24 for sexual abuse and vulnerable adult abuse.