Passing the west switch at Mecca, near Thermal. CN 2313 leads it's train under one of the few remaining pieces of the SP left on the Sunset Route.
After holding the main at Mortmar, CN 2313 west gets back up to speed as it races along the Yuma Sub.
CN 2313 leads this westbound UP stack train along the Sunset Route with quite the lashup behind of CSX, UP and BNSF power.