Flags units. Union Pacific Railroad 1943 (Veterans Tribute, SD70AH) 9082 (Flag Units, SD70AH) we’re heading back to Norfolk Southern Corp Croxton Yard on Saturday, June 2, 2018 as they pass the former HX tower in Rutherford, NJ and are about to head over the Hackensack River. The power was testing its cab signals ahead of the Office Car Special that would run the next day.