For the first time, a parent has been convicted in a mass school shooting. Jennifer Crumbley was found guilty of involuntary manslaughter after her son, Ethan Crumbley, killed four students and injured seven others in 2021 at Oxford High in Michigan. The gunman was sentenced to life in prison without parole. His mother faces up to 60 years in prison. Geoff Bennett discussed more with Ekow Yankah. Stream your PBS favorites with the PBS app: https://to.pbs.org/2Jb8twG Find more from PBS NewsHour at https://www.pbs.org/newshour Subscribe to our YouTube channel: https://bit.ly/2HfsCD6 Follow us: TikTok: https://www.tiktok.com/@pbsnews Twitter: http://www.twitter.com/newshour Instagram: http://www.instagram.com/newshour Facebook: http://www.pbs.org/newshour Subscribe: PBS NewsHour podcasts: https://www.pbs.org/newshour/podcasts Newsletters: https://www.pbs.org/newshour/subscribe