2 Investigators: What Passengers Are Breathing On Metra Train Cars CBS 2's Dave Savini launched an investigation to find out what passengers are being exposed to.
Federal Court Forces Old Post Office To Turn On Fans To Clean Union Station AirCommuters should notice some improvement in air quality as they board Metra and Amtrak trains at Union Station.
Five Sickened By Diesel Fumes At O'Hare CTA StationFive CTA employees got nauseous and were taken to a hospital Thursday morning following a minor diesel fuel spill at the O’Hare Blue Line station.

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