President 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 multi-trillion-dollar tax breaks package.

As the Department of Government Efficiency leader steps away from the White House, Elon Musk talks with "Sunday Morning" about why he believes Trump's proposed budget clashes with his team's efforts to slash the functions of government.

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

Elon Musk’s tone on politics has changed dramatically over the past couple weeks. Although he remained gracious and supportive in his farewell Oval Office event with President Donald Trump on Friday,

Tesla CEO Elon Musk appeared with President Donald Trump in the Oval Office for an event marking the DOGE founder's departure from Washington.

Elon Musk said he expected to "remain a friend and an advisor" to President Donald Trump as his time as a special government employee ends.

In an exclusive interview with Meet the Press, Speaker of the House Mike Johnson (R-La.) reacts to Elon Musk’s criticism of President Trump’s agenda bill. Johnson says he addressed the concerns from Musk and other GOP colleagues by speaking with them directly about the “big beautiful bill.

Elon Musk has officially left the Trump administration but Trump is saying he'll still be an influence in the GOP. But will that friendship last? MSNBC's Ayman Mohyeldin, Catherine Rampell and Antonia Hylton speak with former Trump attorney Michael Cohen on Musk's exit and Trump's erratic tariff policies.