Carlson was no friend of Spirit Pilots. He

-cancelled vacations in mass
-gave no warning to the MEC prior to sending out WARN notice
-in July 2008 asked the MEC to delay the bids and rerun the lines to see if he could lay off less pilots, only to use the delay to rerun the lines without the four days off that took ALPA months of arbitration to win back

The man was Bad News