Rachel Maddow used her MSNBC show to criticize the network for firing her colleague. Joy Reid's exit is one of several changes announced this week at the network.

Some of MSNBC’s biggest stars are – in extraordinary on-air fashion – rebuking management’s decision to cancel Joy Reid and Alex Wagner’s shows and lay off their production staffs. Rachel Maddow used part of her Monday night show — MSNBC’s most watched hour — to call the move “a bad mistake.