Video 1 of 3 of a mini chase of a monster stack train CN 120! Canadian National Railway locomotives 2303 (ES44DC Gevo), 5781 (EMD SD75I), 5609 (EMD SD70I), track inspection car CNIS 412040, and mid-train DPU 2685 (C44-9W) power a very long and late intermodal stacktrain CN Z120 (Toronto, ON BIT to Halifax, NS Rockingham Yard) eastbound passing the hamlet of Calhoun, NB at close to track speed hauling 219 platforms (636 axles / 14,000 feet) of intermodal containers on a partly sunny afternoon. CN 120 is running more than 6 hours late on this day. Filmed at 1:49pm, Sunday August 6, 2023 at mile 112.64 of the CN Springhill Subdivision. Camera: Canon VIXIA HF R800