The Calgary Flames' first preseason games of the season did not go the way they would have hoped. With dual third period meltdowns and two losses to the Edmonton Oilers both home and away, surely, heads would have to roll.
... Except not really, because it's preseason, and preseason games are ultimately meaningless. Their real functions are to get ready for when the games really matter in the new NHL season, and to whittle players down until the roster is set.
That whittling down is continuing, bit by bit. Andrew Mangiapane, the Flames' sixth round pick from their 2015 draft, is the lone cut of the day.