Crumbley In Court On April 9 2024 News. Jennifer crumbley, the mother of the teenager who killed four students at an oxford, michigan, high school in 2021, was found guilty tuesday of all four counts of involuntary manslaughter in a. Convicted of involuntary manslaughter after monumental jury trial on tuesday, april 9, both will learn what kind of sentence they.

James and jennifer crumbley, whose son murdered four classmates and shot seven other people at oxford high school in 2021, were each sentenced tuesday. Jennifer and james crumbley, the.