In an interview with NBC News, the president also said he assumes his relationship with the tech billionaire is over following their recent falling out.

Elon Musk's father Errol has called his son's feud with President Donald Trump a "mistake," saying the pair "have been under incredible stress for five months." Why It Matters The world has watched the dramatic fallout between Trump,

Here's what to know about the feud between Donald Trump and Elon Musk over the president's "Big Beautiful Bill."