Mobile tower helped Chicago cops during protests
It looks like a van with an attached cab topped by a camera
By Fran Spielman and Frank Main
CHICAGO — A $227,064 "mobile surveillance tower" — hastily purchased by the city under a no-bid contract to take advantage of an expiring federal transit security grant — helped Chicago Police officers control roving crowds of demonstrators and provocateurs and protect Metra trains during the NATO summi...
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