At the May Day rally at the Haymarket Riot Memorial Statue…
More on that surveillance tool: "’Stingray’: Increased and Secretive Cell Phone Surveillance by Local Police Raises Alarms
ACLU calls technology the "electronic equivalent of dragnet searches" prohibited by the Fourth Amendment"
embiggen by clicking
I took City of Chicago Emergency Management Surveillance Vehicle on May 01, 2014 at 02:54PM
and processed it in my digital darkroom on May 02, 2014 at 03:37PM