Scientists Hunt Hard Evidence On How Cop Cameras Affect Behavior
Police departments in about 95 percent of cities nationally have put wearable cameras on officers, or soon plan to. But do these body cameras make neighborhoods safer? Scientists want to find out.
Đọc thêm tại NPR
at April 28, 2017 at 12:03AM
Health & Science
Thứ Sáu, 28 tháng 4, 2017
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