Years before he was arrested for an alleged fight with a 14-year-old student, a Poinciana High School campus monitor resigned from the Orange County Corrections Department amid an investigation into an allegation that he engaged in “improper behavior” with an inmate, according to newly obtained documents.John Carrasquillo, 62, was arrested earlier this month and faces a charge of child abuse without great bodily harm. The Osceola County Sheriff’…