So who is Lou Amundson? He's pretty much an afterthought, a utility player who had his best run with the Phoenix Suns when they were competing in the conference finals with Steve Nash.
Every time a coach gets canned in the NBA, especially a successful one like David Blatt when he was given the boot by the Cleveland Cavaliers, there's going to be backlash from other coaches.
This is the kind of loss that the Wizards probably can live with, because they did almost everything right except defeat the Dallas Mavericks.
The best teams don't tolerate nonsense, even if it's from an established, respected All-Star and NBA champion such as Rajon Rondo.