A Selma-bound NS 6W4 ethanol train heads into Raleigh with two UP units on the point.

Union Pacific’s MRONY (Salt Lake City’s Roper Yard to North Yard in Denver) freight curves through Crescent, Colorado, on March 28, 2016.

Union Pacific’s MRONY (Salt Lake City’s Roper Yard North Yard in Denver) freight heads downgrade through a snowy Coal Creek Canyon between Plainview and Eisele (formerly Clay), Colorado, on Ma... (more)

Union Pacific’s MRONY (Salt Lake City’s Roper Yard North Yard in Denver) freight heads east through Tolland, Colorado, on March 28, 2016.