February 22, 2020 - Iowa Interstate units 517 & 512 head along track nine at Blue Island Junction at Blue Island, Illinois, as they run engine light after making a drop-off at CSX's Barr Yard.

Iowa Interstate units 517 & 512 at Blue Island, IL

February 22, 2020 – Iowa Interstate units 517 & 512 head along track nine at Blue Island Junction at Blue Island, Illinois, as they run engine light after making a drop-off at CSX’s Barr Yard.