This is from a conversation between Bill Kristol and James Carville before the Primary last week. Although Carville's comments are specific here to "The Squad", I think it in encompasses all who are on that wing of the party, including those who protested yesterday.
JAMES CARVILLE:
...Thereβs a big event today in the Democratic Party. Huge. That is the primary election in the first Congressional district of Missouri, think of it as St. Louis, where you have the ultimate, what Iβd call βsquadetteβ or whatever in Cori Bush. They areβMark Mellman and themβand sheβs of course, letβs just say sheβs very pro-Palestinian, to put it at that, but itβs an understatement.
Sheβs running against a guy named Wesley Bell, whoβs actually a prosecutor, and describes himself as a Black liberal. Remember that used scare people now. Oh, Jesus Christ. Yes, of course. Come on in. They put a bunch of money in there, but theyβre running a really smart campaign, all right? Theyβre not running it. Heβs got good consultants. Theyβre talking about she voted against the Infrastructure bill. One of 10 people. I hope Iβm right, but I think Bellβs going to win and tomorrow, I will be commenting on it.
BILL KRISTOL:
That would be the second person in the squad to be defeated and I think in both cases, the campaigns⦠Even though a lot of people were interested in it, probably because of Middle East politics and other stuff, the actual messaging of the campaign was more about just not being a radical obstructionist really, and being a mainstream liberal.
JAMES CARVILLE:
These people have literally been⦠Not only are they wrong about everything, they destroy everything...
https://conversationswithbillkristol.org/transcript/james-carville-on-harris-walz-v-trump-vance/