'I'm done': Trump's post-Jan. 6 threat to GOP comes to light: The Note

Former President Donald Trump's allegiance to the GOP may be a one-sided street.

The TAKE with Rick Klein

There's no questioning the Republican Party's loyalty to former President Trump these days -- and a gathering of potential 2024 candidates over the weekend in Las Vegas only underscored that point.

But as for Trump's loyalty to the GOP, new reporting out Monday morning serves as a reminder of how tenuous it has been.

In his forthcoming book, "Betrayal: The Final Act of the Trump Show," ABC's Jonathan Karl reports for the first time on a Jan. 20 conversation between the soon-to-be-former president and Ronna McDaniel, the Republican National Committee chair.