In the waning hours. As the sun is setting both literally and figuratively on the SEPTA AEM-7/ALP-44 motors, SEPTA 2304 leads a late running train 9251 out of Wilmington, DE towards Newark, DE on the evening of Thursday, July 5, 2018. As more new Siemens ACS-64s have arrived on the property, their days are increasingly rumored to be few in number. The classic Pennsylvania Railroad viaduct sets the scene.