About 1 in 15 U.S. adults has been on scene at a mass shooting, a new University of Colorado Boulder study published in JAMA ...
More than half of the participants who said they had been present during a mass shooting said that it had happened within the ...
Even some large mass shootings include the killing of a family member in private the same day. The Sandy Hook shooter, for instance, killed his mother in her bedroom before driving to the school ...
Since 2006, only 16 of the 484 deadliest mass shootings in the United States — just three percent — are known or suspected to have been committed by a woman acting alone. Another 17 involved ...