MBTX 3GS21B "Genset" 3248 brings up the rear of an empty ballast train out of Middleboro. GP9 904 is leading the train to Boston.
Video here: https://youtu.be/mcATKlS-YMQ
A Stoughton to Boston train heads towards the Stoughton Branch junction with the Northeast Corridor, making a station stop first at the beautiful New Haven depot.