An KCS AC44CW leads 173 through the trench in Gastoina.
Running as lite power out of Curtis Bay, Q277-20 is west on track 1 of the Capital Sub en route to Jessup where it will pick up it's train of empty autoracks.
The DP unit on a westbound empty coal train sits near the crossovers in Ruby, NE, on the BNSF's always busy Ravenna Subdivision.