With a warrant into Rock Island, a pair of 500s have the eastbound Turn in firm control, passing the station sign at Stockton.
IAIS 503, 511, and 3 700s wait paciently for another 700 to join them.
Fresh out of Mid America Car, IAIS 503 sits at the KCS-IC&E Joint Agency Yard waiting to be placed on an IC&E train for delivery to IAIS.