'The president has the strongest endorsement in the history of politics.' Speaker Johnson on Trump incumbent primary takedown

<p>The Inside Politics panel breaks down the latest in President Trump's revenge tour. After President Trump knocked off Kentucky Republican Thomas Massie in Tuesday's primary, Speaker Mike Johnson acknowledged that Trump's endorsement was powerful, but defended his party against allegations of a rigid loyalty test. "We don't demand loyalty to the president. What I demand as Speaker of the House is loyalty to our core principles--the principles of our party which are the principles of America."</p>