MURRIETA: Threat of mass killing tied to Columbine
BY SARAH BURGE
Two 15-year-old boys arrested Aug. 15 on suspicion of conspiracy to commit murder planned to detonate bombs and shoot people at Vista Murrieta High School in 2015 on the anniversary of the Columbine massacre, court records say.
One of the teens wrote that he would retaliate against school personnel for enforcing dre…
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