It's about 10 minutes after midnight, and CN 2405, a C40-8M still wearing its Zebra paint scheme and one of the few C40-8Ms not in storage, leads CP oil train 583 through Northbrook, IL.
CN 2405 heads west with oil empties shortly after departing Dickinson siding late in the afternoon.
UP 1995, the CNW heritage unit, leads CP 583 west under the signal bridge at Tower B12 in Franklin Park.