When Union Pacific Railroad executive vice president John Koraleski faces his customers these days, he prefers to stay on his feet rather than sit in one place, he says, "because it's harder to hit a moving target." It has been that kind of year for UP, the nation's No. 1 freight carrier, which moves millions of tons of coal, lumber, automobiles, corn--you name it--each day.
The most storied of American railroads, Union Pacific Railroad was launched in Nebraska during the Civil War with a handful of tracklayers, helped open up the frontier West and has since grown into a $12 billion-a-year...