A long line of tanker cars sits along the tracks above Irving Park Road just east of York Road on ... [+] March 15, 2023, in Bensenville, Illinois. The cars were being pulled by a Norfolk Southern engine followed by one from Canadian Pacific. (Stacey Wescott/Chicago Tribune/Tribune News Service via Getty Images)TNSNorfolk Southern (NYSE: NSC) recently reported its Q2 results, with revenues missing but earnings comfortably above our estimates. The company reported revenue of $3.04 billion and earnings of$3. ...