CHICAGO (WLS) -- Construction crews may have found skulls while working on a project on Chicago's South Side.
The medical examiner was called to the scene Monday in the 200-block of W. Root Street.
A construction worker said they were breaking up some concrete when they made the discovery.
It's not clear if the remains are human.
Construction crews unearth remains on South Side
WLS

WLS
Construction crews may have found skulls while working on a project on Chicago's South Side.