HLCX 3631 on the Kansas & Oklahoma.
Ex-CP 5596 (SD40-2).
Heading South under stormy late afternoon clouds.
UP train heading South just after sunset.
The UP local meets the UP Olympic Special on the "hump" at Wichita, KS.
Notice the unusual cab and cab door - this is an ex-Kennecott Copper unit, that went to the UP and is now owned by HLCX. Unit was being used by the Kansas and Oklahoma RR.