Article Photos: Union Pacific railroad's 4Q profit rises 7 percent 1/1

FILE - In this Tuesday, April 22, 2008, file photo, a Union Pacific train travels through Council Bluffs, Iowa.  Union Pacific's fourth-quarter profit chugged ahead 7 percent in 2012 because the railroad raised shipping rates and collected more fuel surcharges. (AP Photo/Nati Harnik, File)