Expert weighs in on recent cluster of school violence threats in Oregon, Washington

PORTLAND, Ore. (KOIN) — Some schools in Oregon saw closures or lockdowns on Friday amid reports of the threat of violence. In each case, students were confronted or detained by law enforcement. And it's only the latest in a string of similar events recently. Why is this happening?

That's exactly the question KOIN 6 News posed to Randall Blazak, an expert in school violence.

"How do I get out of this test I haven't studied for? I know I'll call it a bomb threat. Makes perfect...