Tonight on All In. Under the previous administration, we looked like fools. Not anymore.

The Atlantic releases the full chat Trump officials keep lying about.

Mr. Secretary, how do you swear what you said with what your messages show?

And the jaw-dropping breach is laid bare in black and white.

Just confirmed with CENTCOM, we are a go-for-mission launch.

Does that indicate to you that there is about to be a military operation?

Yes.

Tonight, as Republicans ask for investigations, Senator Mark Warner on his call for resignations.

You would have to be an idiot not to understand what Jeffrey just laid out is at a huge classification level.

And new evidence of a president who doesn't understand what happened.

How do you bring Hankseth into it? He had nothing to do.

Then, alarming new video of a Tufts University grad student taken off the streets by federal authorities.

And ahead of big votes in Florida and Wisconsin, my interview with the Pennsylvania Democrat

who just pulled off a stunning victory in Trump country.

But all in starts right now.

Good evening from New York. I'm Chris Hayes.

Today, well, we got the actual text containing the classified war plans that Secretary

Defense Pete Hegseth sent to a group chat with a journalist accidentally on it. The text

chain took place on the commercial app signal. It included top members of Trump's cabinet,

like the vice president, the secretary of state, as well as, whoopsie, Jeffrey Goldberg, the editor-in-chief

The Atlantic Magazine. He was mistakenly added to the chat by Trump's national security

advisor Michael Walz. In that conversation, Hegsetz revealed highly classified details about the

...