U.S. economic activity is slow but holding in a steady pattern, with "really not anything that...

|By:, SA News Editor

U.S. economic activity is slow but holding in a steady pattern, with "really not anything that we could put our finger on to tell you that the economy is getting softer," Union Pacific (UNP) CEO Jack Koraleski says. The steep slump in coal shipments likely has bottomed out, and overall peak-season shipping volumes should be a little higher than in 2011, he says.