CSS SD38-2 804, formerly the IAIS 154, makes its inaugural run in its new paint scheme. It's in charge of Z502, bound for Peguiss Yard in East Chicago as it slams the diamonds at Calumet.
A Gibson Yard job returns passing Calumet Tower, which lasted much longer than I expected and was the last "true" interlocking tower in the state, closing in March 2013.