A teacher from Averill Park High School is under arrest. WTEN reports 43 year old Peter Bertram of Nassau is charged with endangering the welfare of a child after investigators were contacted by a concerned individual who believed Bertram was having inappropriate contact with a child under the age of 17, and police determined he had sent that teen ndecent and sexually suggestive images and statements. The alleged victim is not a student at the school where Bertram teaches.