A few hours later, Ethan Crumbley pulled a handgun from his backpack and shot 10 students and a teacher, killing four peers. “You saw your son shoot the last practice round before the (school) shooting on Nov. 30. Ethan Crumbley, now 17, pleaded guilty to murder and terrorism and is serving a life sentence. Prosecutors were not required to call him as a witness to try to prove their case against Jennifer Crumbley. It didn't matter: The judge kept him off the witness stand because attorneys for Ethan Crumbley said he would cite his right to remain silent.

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Persons: —, Jennifer Crumbley, Ethan Crumbley, Cheryl Matthews, “, She’s, Ethan Crumbley’s, Sig Sauer, James Crumbley, Marc Keast, Jennifer, ”, Ed White Organizations: PONTIAC, Oxford High School, ”, Prosecutors Locations: Mich, Michigan, Detroit, Oakland, U.S