Norfolk Southern (NSC) came out with quarterly earnings of $3.25 per share, beating the Zacks Consensus Estimate of $3.10 per share. This compares to earnings of $2.65 per share a year ago. These figures are adjusted for non-recurring items.This quarterly report represents an earnings surprise of 4.84%. A quarter ago, it was expected that this railroad would post earnings of $2.85 per share when it actually produced earnings of $3.06, delivering a surprise of 7.37%.Over the last four quarters, the company h ...