Plus: An obscure provision in the House bill threatens enforcement of court rulings on Trump. | Trump will double tariffs on foreign steel to 50%.

President Donald Trump faces the challenge of convincing Republican senators, global investors, voters and even Elon Musk that he won’t bury the federal government in debt with his multitrillion-dollar tax breaks package.

Elon Musk is selling $5 billion in debt for his artificial intelligence startup, xAI Corp., the latest in a series of fundraising efforts across his business empire as the billionaire pivots away from politics and returns to running his various companies.

While Musk first refused to talk politics with "CBS Sunday Morning," it didn't take him long to start airing his grievances.

Veteran financial journalist Dylan Ratigan joins MSNBC’s Ari Melber to discuss President Trump’s ongoing trade war and Elon Musk’s exit from Washington. (Subscribe to Ari’s YouTube now:

Donald Trump’s former “fixer” predicts the president will turn on his richest ally—and he’ll come for Elon Musk’s billions. Michael Cohen, who spent years as Trump’s personal attorney and confidant, told an MSNBC panel Sunday he had long anticipated that the Trump-Musk “bromance was going to come to an end.

Elon Musk’s Neuralink has closed a $650 million funding round, the brain tech startup announced Monday. Tesla’s sale of new cars in Norway skyrocketed 213% to 2,600 in May from a year earlier, according to official data.

The newspaper reported that Musk had been taking ketamine, ecstasy, mushrooms, Ambient, Adderall and other drugs while on the job.

The Trump administration honored Elon Musk as the billionaire's tenure at the White House comes to an end. President Donald Trump awarded Musk a "key to the White House" in honor of his last day.