The mental health care provider that evaluated Parkland shooting suspect Nikolas Cruz will be partnering with Florida charter schools.
Authorities confirmed to Newsweek they were responding to reports of an active shooter.
All of the installations came complete with a plastic tag with bullet hole designs that read, "Show how much you love them, unparalleled protection for your kids."
Jarrod Ramos is suspected of killing five people in a newsroom shooting.
The phrase "sovereign citizen" may refer to a movement that is monitored by the FBI for its links to domestic terrorism.
Long is a school resource officer and is posted there full-time.
Police have identified the man who opened fire in a Napa County veterans home and was founde dead after killing several hostages.
Police identified the man taken into custody on Wednesday after allegedly firing a handgun in a Georgia high school as 53-year-old social studies teacher Jesse Randal Davidson.
Stephen Paddock killed 58 people in the city before turning a gun on himself.
The owner of Wynn Resorts said his staff were stunned by what had happened.
Researchers have studied criminal behavior and genetics for more than a century, and the findings are sometimes controversial.