KEY TAKEAWAYSNorfolk Southern fired CEO Alan Shaw over a relationship with the freight railroad's legal chief.The company said Shaw had been fired because it found he broke company policies "by engaging in a consensual relationship" with Chief Legal Officer Nabanita Nag, who also has been let go.Shaw, who was terminated "for cause, effective immediately," will be succeeded by CFO Mark George.  Norfolk Southern (NSC) has fired Chief Executive Officer (CEO) Alan Shaw over a relationship with the freight railr ...