A Michigan jury convicted a school shooter’s mother of involuntary manslaughter Tuesday in a first-of-its-kind trial to determine whether she had any responsibility in the deaths of four students in 2021. Prosecutors say Jennifer Crumbley had a duty under Michigan law to prevent her son, who was 15 at the time, from harming others. She was accused of failing to secure a gun and ammunition at home and failing to get help for Ethan Crumbley's mental health. News Tips: Online - https://www.wral.com/report-it/ Email - [email protected] Subscribe to WRAL: https://youtube.com/c/wral5 Follow WRAL: Facebook: https://facebook.com/WRALTV X: https://twitter.com/WRAL IG: https://instagram.com/wral About WRAL-TV: WRAL is your Raleigh, North Carolina news source. Check out our videos for the latest news in Raleigh, local sports, Raleigh weather, and more at https://WRAL.com #localnews #northcarolina #breakingnews #live