Nashville investigators say they believe the teenager who opened fire in a high school and killed a girl before killing himself was influenced by material found on "harmful" sites.
An alleged portrait is beginning to emerge of the 17-year-old boy who opened fire at his Nashville high school on Wednesday, killing one student and wounding a second student, according to police.
The investigation into why a Nashville high school student fatally shot a classmate before killing himself has centered on his online writings, which authorities describe as concerning warning signs.
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