![Oxford school shooter's mother Jennifer Crumbley testifies in court | USA TODAY 1 Oxford school shooter's mother Jennifer Crumbley testifies in court | USA TODAY](https://i.ytimg.com/vi/NehGO1VK3eQ/hqdefault.jpg)
Jennifer Crumbley, mother of Oxford High School shooter Ethan Crumbley, testified in her involuntary manslaughter trial.
Read more: Tough questions for Jennifer Crumbley in court today in case that could set US precedent http://tinyurl.com/yssrhvfc
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