If Sanders did win the nomination Brooks would go right back to fear mongering though. He's using him as a cudgel because he has a beef with the Democratic party and Sanders is now too old to run again. He's just a dumbass.
And he tells the stupidest lies. https://newrepublic.com/post/175705/david-brooks-78-airport-meal-fact-check
Did they forget the Muslim travel ban he tried to do in his first term? It was one of the first things he did in office. He has already told you who he is multiple, multiple times.