Overview

• A 14-year-old Mariemont High School student planned a mass shooting with an adult co-conspirator.
• The plot involved incapacitating victims with gas, disabling surveillance, and using firearms.
• The student, facing charges of conspiracy to commit aggravated murder, may be tried as an adult.
• The plan was uncovered thanks to a tip from another student, preventing potential tragedy.
• The adult co-conspirator, in contact with the teen via social media, remains under investigation.