CBS 2 Chicago wbbm7801059 670 The Score

Elgin-O’Hare Commerce Center

The Elgin-Ohare Commerce Center in Elgin was evacuated after a carbon monoxide leak on Feb. 11, 2011 (Credit: CBS)

Carbon Monoxide Sickens Workers At Industrial Building

Fire officials responded to the Elgin O’Hare Commerce Center Friday afternoon, when many workers there became sick from carbon monoxide.

CBS Chicago–02/11/2011