FILE - In his Friday, Sept. 28, 2012, file photo, Engineer Ed Dickens leans out of the cab Union Pacific's historic steam Locomotive No.844 as it is moved to the California Railroad Museum in Old ... more 
FILE - In his Friday, Sept. 28, 2012, file photo, Engineer Ed Dickens leans out of the cab Union Pacific's historic steam Locomotive No.844 as it is moved to the California Railroad Museum in Old Sacramento, Calif. Union Pacific Corp. reports quarterly financial results before the market opens on Thursday, April 18, 2013. (AP Photo/Rich Pedroncelli, File) less 
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Associated Press | Photo By Rich Pedroncelli, File
Thu, Apr 18, 2013 7:43 AM EDT