After weeks of looking for him, WGN-TV's Joe Donlon finally catches up with Dr. Chaos. Hear what Joseph Konopka has to say, in his first interview since leaving federal prison, in the fourth and final episode of the WGN-TV original podcast... Chasing Chaos.

Before he was arrested in a tunnel underneath the University of Illinois Chicago, Joseph Konopka - AKA Dr. Chaos - flipped a switch and killed power to an entire town outside Green Bay. He also tried to set fire to a remote radio tower. He was caught... but he skipped bail, and skipped town. In Episode 3, WGN-TV's Joe Donlon heads north to Wisconsi…

What was Dr. Chaos up to when he was found underground? Where did he get the pound of cyanide he was hiding in an underground CTA storage room? Did he act alone? Find out, in Episode 2 of the WGN-TV original podcast... Chasing Chaos.

Six months after 9/11, a man with a menacing moniker brought Chicago's transit system to a standstill when he was arrested with a vial of cyanide. Dr. Chaos told police he was keeping more than a pound of the dangerous chemical in an underground CTA storage closet. So... who is Dr. Chaos? And what was he planning? Find out, in this WGN-TV original …

Six months after 9/11, a man who called himself Dr. Chaos hid a pound of cyanide underground... in a CTA storage closet... a block away from a federal courthouse in downtown Chicago. What happened next? Find out on Chasing Chaos. The four part series starts November 18.