Hazmat crew called to O’Hare

Hazardous material crews responded to O’Hare Airport late Friday after a powdery substance was discovered inside a United Airlines cargo building, officials said.

A Level 1 hazmat response was called by the Chicago Fire Department at 8:30 p.m., according to a spokeswoman with the city’s Department of Aviation.

No injuries were reported, a fire department official said.

Officials said the scene was secured at 9:50 p.m., though they declined to provide additional details on the extent of the hazmat situation.