Billionaire Elon Musk's illegal overthrowing of the US Treasury by his so-called Department of Government Efficiency has some of president Donald Trump's loyalists uneasy. The massive overreach is sowing discord between Republican aides and Musk's army of college grads — who are currently making irreversible changes to the federal government's payments system without the required clearance — as Wired reports.

Elon Musk and President Donald Trump, publicly at least, are on good terms.

The party has struggled with how to respond to President Trump’s aggressive efforts to remake the federal bureaucracy and other controversies.