Republicans scramble over cuts in Donald Trump's budget bill. Also, Vladimir Putin hosts China's Xi Jinping and North Korea generals at a military parade. Plus, an anti-democracy blogger gains influence in the Trump White House. And Pope Francis spoke forcefully for migrants' humanity. Rep. Eric Swalwell, Lt. Col. Alexander Vindman (ret.), Danielle Allen, and Bishop Mark Seitz join Ali Velshi.

The Trump family seeks business deals in the Middle East. And the Congressional Budget Office reports the Trump budget could kick 13.7 million Americans off their health insurance. Eric Lipton, Rep. Jamie Raskin, and Rep. Brendan Boyle join Lawrence O'Donnell.