Seeing an executive SD70MAC leading in 2019 is a rare sight, seeing an all EMD consist on the transcon in 2019 is extremely rare. Here a Chicago, IL to Robstown, TX Q train grinds west at the base of the climb up through the Flint Hills of east central Kansas.
The EMD SD (special duty) series are a strong and reliable kind of locomotive which still serve America's rails today. They have proved themselves reliable by clocking in several million miles of freight service over several decades.