Six days have passed since the Dallas Stars fired Jim Montgomery for “a material act of unprofessionalism.”



Since then the biggest question — “what happened?” — has not yet been answered. And the Stars are doing their part to close any leaks and make sure it doesn’t get out through their organization.



According to multiple sources, the Stars have kept the full details on whatever happened confined to a small group. That group is believed to include Stars general manager Jim Nill, a few other executives, the Stars’ legal counsel and very few others.



It’s been effectively classified on a need-to-know basis. Players and coaches don’t need to know the details of a firing in order to do their jobs. Neither do office employees.



The one thing that keeps re-surfacing as we try to find out more is the fact that Montgomery left the Stars no choice when it came to the firing. That’s been...