Caption: It's a busy morning on CN's Montreal Sub as CN B730 passes under the signal gantry at Ballantyne, just east of the eastern entrance to Taschereau Yard. CN 149 is lined on the south track at far left, CN 305 is just behind it and CN 529 has just entered Taschereau Yard. Loaded potash train has the usual complement of 4 AC units (CN 2841 & CN 2850 up front and DPU's CN 2958 & CN 2966) and 205 cars.