The Economic Times

Who is Joseph Horner? Oceanside music teacher accused of killing Victoria Castle, his sister-in-law after alleged assault at North Massapequa home

Victoria Castle Massapequa: A Long Island music teacher, Joseph Horner, is facing murder and sexual assault charges after allegedly killing his sister-in-law, Victoria Castle. Authorities claim Horner confessed to the attack after his wife left for a bachelorette party, with prosecutors alleging a long-standing obsession. Castle, a promising PhD student, died from her injuries. Horner has pleaded not guilty to the charges and is currently on administrative leave from his teaching position.