With a very colorful history, including life as UP 1996, one of the two SD40 for the 1996's Olympics Relay train. The now rebuilt SD40N basks in the afternoon sun of Arizona after being set out a day prior by a westbound manifest.
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.