The mother of a teenager who in 2021 opened fire at his high school in Oxford, Michigan, is on trial for manslaughter for her alleged role in her son’s rampage, which left four students dead and seven others wounded. CNN’s Jean Casarez reports on the testimony inside the courtroom.The mother of a teenager who in 2021 opened fire at his high school in Oxford, Michigan, is on trial for manslaughter for her alleged role in her son’s rampage, which left four students dead and seven others wounded. CNN’s Jean Casarez reports on the testimony inside the courtroom.





