A jury has found Jennifer Crumbley, the mother of Michigan school shooter Ethan Crumbley, guilty of involuntary manslaughter in connection with the shooting deaths of four students at Oxford High School in November 2021. Crumbley was found guilty of four counts of involuntary manslaughter in connection with the shooting, one for each victim. READ MORE: https://6abc.com/jennifer-crumbley-jury-deliberations-trial-updates-live-ethan-appeal/14390898/