Norfolk Southern (NSC) came out with quarterly earnings of $3.06 per share, beating the Zacks Consensus Estimate of$2.85 per share. This compares to earnings of $2.95 per share a year ago. These figures are adjusted for non-recurring items.This quarterly report represents an earnings surprise of 7.37$2.58 per share when it actually produced earnings of $2.49, delivering a surprise of -3.49%.Over the last four quarters, the company ...