Welcome to Tuesday’s edition of Washington Secrets. If a friend sent you this and you’d like to sign up, CLICK HERE. We fly to Dallas today for the Republican midterm convention, unlike Marco Rubio, who has urgent business elsewhere. We dig into why he won’t be challenging for the 2028 Republican presidential nomination, plus we have exclusive news of another investigation into the nation’s creaking organ donation system.

Vice President JD Vance is everything, everywhere, all at once, lending a hand to midterm candidates around the country, headlining MAGA Inc., fundraising dinners, and taking questions in the White House briefing room.