The Supreme Court gives Donald Trump even more power one year after the immunity ruling. Also, Trump family business interests raise ethical concerns. Plus, Trump wields tariffs to stop Canada taxes on tech giants. And a Republican lawmaker in a red state says that state won't survive the Trump budget bill. Laurence Tribe, Tim O'Brien, Rep. Chris Pappas, Mini Timmaraju, and Rep. Kelly Morrison join Ali Velshi.

The Senate passes Donald Trump's budget bill with Medicaid and food assistance cuts. And Stanford University Professor Jack Rakove says the Trump era is a "constitutional failure." Rep. Brendan Boyle and Jack Rakove join Lawrence O'Donnell.