Norfolk Southern has agreed to give one of its unions the paid sick days it demanded for members in negotiations last year, and is in talks to grant sick days to its other unions as well.

Norfolk Southern did not immediately respond to a Reuters request for comment. CNBC had first reported that CEO Alan Shaw engaged in an inappropriate workplace relationship.

Norfolk Southern Corp. on Wednesday night said that its board has fired Chief Legal Officer Nabanita Nag and CEO Alan Shaw over an inappropriate consensual relationship that violated the company's ...