Latest On Crumbley Case 2025. Jennifer crumbley, the mother of oxford, michigan, high school shooter ethan crumbley, exits the courtroom after a jury found her guilty on four counts of involuntary manslaughter on february 6. Crumbley is the mother of a shooter who killed four students at a michigan high.
The shooter’s father, james crumbley, is set. It took jurors 11 hours to find jennifer crumbley guilty of four counts of involuntary manslaughter.