Union Pacific Railway's shuttle that hauls rock from a quarry in Cabazon to a facility in Gardena (south of downtown Los Angeles), symboled R WCWCC 18 (because it technically originates and terminates at their West Colton Yard). Heading east up Beaumont Hill on the Yuma Sub, a foursome of AC4400CWs move the empties back to the quarry for reloading, with UP 7161 and 7238 on the headend, and UP 7130 and 7114 on the rear … for now, as this is the power that will lead when it heads west once more. (Beaumont, California – March 18, 2024)