From Parent To Accomplice: The Ethan Crumbley Case

Ethan Robert Crumbley, age 15, armed with a 9mm semi-automatic handgun, murdered four students and injured seven people, including a teacher. Authorities arrested and charged Crumbley as an adult for 24 crimes, including murder and terrorism. After announcing the charges against Ethan Crumbley,  his parents, Jennifer and James, wre charged in connection with the shooting. On December 3, it was announced that both parents were being charged with four counts of involuntary manslaughter for their failure to secure the gun Crumbley used in the shooting. It is a rare instance of parents being charged in relation to a school shooting.