PROVIDENCE, R.I. (WLNE) — The Providence Police Department said a teacher at Nathanael Greene Middle School was charged with possession of child sexual abuse material. 50-year-old Joseph Gannon was charged with one count of first degree sexual assault and one count of producing/transferring child pornography. According to the district website Gannon was an 8th Grade science teacher. The district sent a letter to families of students at the school that said Gannon was placed on administrative leave and a suspected child abuse or neglect report was filed with the Department of Children, Youth, and Families. The district also released the following statement: Upon being informed of the allegations this morning, the District worked with Providence Police to ensure that the arrest warrant was executed without issue and immediately placed the teacher on leave.  We cannot confirm any further information and are reaching out to members of the school community to provide the necessary supports. The investigation is ongoing. Categories: News, Providence, Rhode Island