About damn time.
Churchill's liberal supporters insist that he's being fired for voicing unpopular views. Churchill himself believes "that going through my scholarship with a fine-tooth comb was simply a pretext to fire me for my constitutionally protected speech."
That constitutional protection keeps you out of jail for saying something stupid, it does not say you get to keep your job for saying something stupid. Try this little exercise, call every African American student by the N word and see how well that constitutionally protected speech argument works.