Lockdowns, Bomb Threat Follow San Bernardino Mass Shooting
Reports of the shooting caused all of the schools in the county to lock down and created a rush at nearby hospitals.
Reports of the shooting caused all of the schools in the county to lock down and created a rush at nearby hospitals.
Police have charged Adacia Chambers with four counts of second-degree murder.
Researchers also called for improved data collection on mass shootings.
Campus officials should plan, train and prepare for mass casualty weapons assaults using edged weapons, fire, explosives, chemicals and other weapons.
Here’s how a hospital in Joplin, Mo., is recovering from the massive tornado that struck two years ago.