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After Uvalde, schools focus on the need for more security

Jun 15, 2022
School security is an estimated $3 billion industry, including things like training, armed officers, and video cameras. But there’s little evidence on what’s actually effective.
Above, a school security guard observes a school board meeting in Pennsylvania. While heightened school security measures are palatable for some parents, they're a worry for others.
Kylie Cooper/AFP via Getty Images