Virginia mother of 6-year-old who shot teacher pleads guilty to using marijuana while having a firearm

 Virginia mother of 6-year-old who shot teacher pleads guilty to using marijuana while having a firearm

The mother of a 6-year-old boy who shot his teacher in Virginia pleaded guilty in federal court Monday to using marijuana while possessing a firearm, which is illegal under U.S. law.
Its a crime und…