Union Pacific’s M-NPWC1-09, heading to West Colton Yard from North Platte NE, descends Cajon Pass on the BNSF’s Cajon Sub, rounding Sullivan’s Curve as it heads west. This train will most likely cross over to the UP’s Mojave Sub (the former SP Palmdale Cutoff) at Keenbrook). Power for this train is ES44AC 2743, SD70ACe 8410 and AC4400CW 5807. (October 12, 2019)