Tonight on all end.

Whether the 14th Amendment applies will let the court make that decision,

but he certainly supported the insurrection,

and no question about it, none, zero.

The fallout from Colorado's size... question about. None, zero.

The fallout from Colorado's seismic decision to boot Donald Trump off the primary ballot.

Trump incited the insurrection, and there is no loophole in the Constitution.

Tonight, the dilemma for conservatives on the Supreme Court.

I'm not a lawyer, but I suspect the Supreme Court will likely overturn this.

And the Republicans scramble to keep Trump on the ballot regardless.

And if need be, we're going to withdraw from the primary and go to a strict caucus process that would allow our voters

to choose Donald Trump if they want.

Plus the other states who could follow Colorado's lead, Trump's attempt to stall

the special prosecutor at the Supreme Court and the ramifications

of all of this for the 2024 election. We don't need have judges making these

decisions. We need voters to have to make these decisions.

What all-in starts right now.

Good evening from New York.

I'm Chris Hayes.

Colorado Republicans are publicly threatening

to change how they vote for presidential nominees

in light of yesterday's decision by the state Supreme Court

...