A Long Island music teacher, Joseph Horner, is facing murder and sexual assault allegations after authorities accused him of killing his sister-in-law, Victoria Castle, inside a North Massapequa home.
Joseph Horner, 27, an elementary school music teacher in the Oceanside School District, was arrested on Monday after allegedly calling 911 and admitting to attacking Castle, according to Nassau County police and prosecutors. The case has shocked the local community and drawn widespread attention because of the disturbing allegations outlined by investigators.