Railroad companies shares down at 10 a.m.

MarketsAssociated Press

Shares of some top railroad companies are down at 10 a.m.:

CSX fell $.16 or .4 percent, to $35.61.

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Canadian National Railway Co. fell $.21 or .3 percent, to $68.71.

Canadian Pacific Railway Ltd. fell $.14 or .1 percent, to $188.10.

Kansas City Southern fell $.80 or .7 percent, to $118.67.

Norfolk Southern Corp. fell $.12 or .1 percent, to $110.81.

Union Pacific fell $1.44 or 1.2 percent, to $122.31.