Truly a Kuhnian moment. John McCain is so honorable and straight-shooting that the only explanation for his campaign's headlong dive into sleaze, xenophobia and gonzo bamboozlement is that McCain is so out of it and controlled by his advisors that he doesn't actually know what they're doing in his name.

(Just the kind of guy who should be president, right?)

That's the upshot of the brief exchange Andrea Mitchell, Roger Simon and Mike Barnicle just had on Hardball. Special thanks to TPM Reader MC for flagging it for us. We'll have the video for you shortly.

Late Update: Here's the video...