Passing the El Casco setout spur, this westbound continues its downhill journey through San Timoteo Canyon with 2 visitors from south of the border.
Westbound stacks glide down Beaumont Hill with 2 Ferromex units at El Casco.
The engineer from MSSPR walks back to the lead engine after tying the power down. The train will rest here until a new crew hops onboard to take the train to proviso.
With MPRSS neatly tucked away in the siding at Rock. MSSPR resumes its journey east towards Chicago. Next stop will be butler to drop a couple units off and get a new crew.
A UP stack train races east on the ex-C&NW main line across Iowa, passing over what was once the Rock Island main line from Minneapolis to Kansas City, now also part of the UP.
Northbound on the Palmdale Cut-off towards Mojave then Tehachapi Pass.