Elon Musk escalated his feud with President Donald Trump adviser Peter Navarro over tariff policies, calling him "truly a moron" after Navarro accused him of protecting his interests when discussing the matter.
Musk made the comment on Tuesday responding to a publication on his social media platform, X, that showed an interview Navarro gave to CNBC. In it, the adviser said "we all understand in the White House, and the American people understand, that Elon is a car manufacturer. But he's not a car manufacturer, he's a car assembler.
