The Department of Homeland Security (DHS) issued a terror threat bulletin Tuesday warning that online forums harboring domestic violent extremist content and conspiracy theories have encouraged copycat attacks in the wake of the mass shooting at Robb Elementary School in Uvalde, Texas

Analysts from DHS’ Office of Intelligence & Analysis assess that these online platforms have also “seized on the event to attempt to spread disinformation and incite grievances, including claims it was a government-staged event meant to advance gun control measures.”

As analysts probe recent tragedies in search of common factors or motives, researchers have uncovered a disturbing trend among gunmen of fatal mass shootings, nationwide.

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