ComEd transformer catches fire

September 14, 2011 9:37:50 AM PDT
Investigators are trying to determine the cause of a fire at a ComEd substation on the city's Southwest Side.

A transformer caught fire at a facility on West 36th Street near Pulaski just after 7 a.m. Wednesday.

Firefighters had to use foam to put out the blaze. No injuries have been reported and ComEd says the fire did not affect any customers.