Maybe, maybe not. I’m not happy about No Labels. for obvious reasons. First, they are nothing but a sabotage operation designed to stop the Democrats from winning the presidency in 2024. Joe Lieberman is one of their leaders. They aren’t trying to hide it. The question is whether or not it would turn out the way they think it will. Since Manchin is (nominally) a Democrat I think most of us assume it would hurt Biden. But Michael Tomasky has a different idea: Everybody is in a tizzy about Joe Manchin’s retirement announcement. And maybe they should be. The conventional wisdom for months, or even for a couple years, has been that a presidential candidacy by the West Virginia senator under the “centrist” No Labels banner would mean the end for Joe Biden, and that’s the take in most of the insta-analyses I’ve read over the last 24 hours. It’s also what I’ve always thought, and it stands to reason. Not because Manchin is a Democrat. But because it has been assumed that he splits the anti-Trump vote. But lately, even before this announcement, I’ve begun to wonder: What if Manchin is more likely to split the anti-Biden vote? In a moment, I’ll get to that case. But first, let’s address the ramifications of Manchin’s announcement for control of the Senate. This, not the presidential implications, was what the media focused on first—that his decision imperils Democratic control of the Senate. That’s a kind of base-covering or box-checking journalism that I…