In this Monday, May 22, 2017, photo, police monitor ShotSpotter and other crime detection programs at the Chicago Police Department 7th District's Strategic Decision Support Center, a high-tech intelligence center where crime data, surveillance and gunshot detection information is analyzed. In a Monday, May 3, 2021 court filing, community groups argue the gunshot detection system routinely reports gunshots where there are none, sending officers into predominantly Black and Latino neighborhoods for “unnecessary and hostile” encounters. (Michael Tercha/Chicago Tribune via AP) **FILE**
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