![People watch as stores burn in Ferguson in November 2014 after the fatal police shooting of Michael Brown.](/web/20161012142710im_/http://www.smh.com.au/content/dam/images/g/r/b/m/3/0/image.related.wideLandscape.460x259.gs07n8.png/1476227185779.jpg)
Social networks helped surveillance of minorities in Ferguson and Baltimore: claims
A powerful surveillance program that police used for tracking racially charged protests in Baltimore and Ferguson, Missouri, relied on special feeds of user data provided by social networks.