"We could be lieve it," said Blanca Valderas, witness. "We were like in shock." The 4-11 alarm fire broke out an auto body supply factory at 4425 W. 16th. Street at about 8:45 a.m., as many workers at the Best Value Auto Body Supply had already started their shifts. Chopper 7HD flew over the scene as huge flames and thick smoke could be seen coming from the warehouse. WATCH: Chopper 7HD flies above huge warehouse fire Chicago firefighters battle huge flames and thick smoke from an extra-alarm warehouse fire on the West Side. Gloria Ramos, whose husband Raoul has worked at the plant for years, said he frantically called her as flames began to overtake the building.