Leak at Northwest Side gas station investigated

May 1, 2008 3:49:45 PM PDT
The Environmental Protection Agency is investigating a leak at a gas station on Chicago's Northwest Side.The fire department and the CPA were called to a Clark station in the 3000 block of North Pulaski because an underground gas storage tank was leaking.

Firefighters flushed out area sewers as a precaution. No one was hurt.