Tonight on all end.

I know I'm not a young man.

State the obvious.

About last night, through the eyes of the undecided.

I think this debate was bad for our country. We're in a very difficult spot as a nation.

Tonight how getable voters view the debate and what it means to the existential threat of a Trump presidency.

I would vote for Biden even if he... existential threat of a Trump presidency.

I would vote for Biden, even if he was dead.

And I'm a Republican.

Plus, as Barack Obama enters the conversation,

the historical precedent and practical reality of picking a

candidate at the convention. And today's radical opinion from the Supreme Court

as we finally get word a decision on Trump's immunity for insurrection is finally up next.

But all in starts right now.

Good evening from New York.

I'm Chris Hayes. The first thing to keep in mind in the

aftermath of last night's presidential debate is that if you are watching this

program right now, you're almost certainly not the person whose opinion about it is the most important, at least

electorally. You're almost certainly not an undecided voter.

We'll see what they had to say about it, as the polling comes in. You probably felt a little

like some of these debate watchers around the country captured by the

Associated Press reacting in shock, horror, cringe, disappointment to Joe Biden's performance and Donald Trump's

...