NPR News: Many Schools Train Staff To Use Active Responses To Gunmen

Many Schools Train Staff To Use Active Responses To Gunmen
With a school shooting about once every week in America, a greater number of school districts and colleges are training staff to use more active responses to gunmen, including fighting back.

Đọc tiếp trên NPR
At December 22, 2016 at 04:38AM
Categoty Education