Alleged Michigan school shooter Ethan Crumbley’s attorneys planning insanity defense

Ethan Crumbley, who is accused of killing four people in a school shooting at a Michigan high school in November, is planning on using an insanity defense at trial, according to a court filing.

Ethan Crumbley, who is accused of killing four people in a school shooting at a Michigan high school in November, is planning on using an insanity defense at trial, according to a court filing.