reposting the chicago broadcast hijack writeup before the link dies (1987)

found this on a dead AV forum, saving it here. nov 22 1987, chicago. a guy in a max headroom mask hijacks the signal TWICE in one night. first WGN-TV during the 9 o'clock sports — 28ish seconds of the mask bobbing in front of a spinning sheet of corrugated metal, no audio, station kills it by switch……