A math teacher in the Liberty Central School District has been arrested, accused of possessing and promoting obscene sexual material involving children. Christopher Dedonato, 26, of Liberty, was charged with multiple felonies. He was placed on immediate administrative leave last month when the district was informed of the investigation, according to school officials. School officials said they do not believe any students at Liberty Central were involved. School Superintendent Patrick Sullivan released a statement reaffirming the district's commitment to student safety: "The safety of our students is our top priority...We remind our students if they see or experience anything suspicious...