Twelve years after the massacre at Columbine High School, a pipe bomb and two propane tanks were found at a Littleton, Colo., mall on Wednesday. Is it just a coincidence or something more? As with most tragedies, the anniversary of Columbine has a tendency to reveal insecurities that are embedded into the fibers of the

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Attempted Littleton Mall Bombing: Flubbed Columbine Copy-Cat?