Elon Musk's fashion choices for his White House visits show the DOGE head's unusual relationship with President Donald Trump.

Instead of the usual button-down dress shirt, Musk wore a single-breasted charcoal peacoat, which he opened wide at one point to show off the words “tech support” in large letters on a black T-shirt.

The White House hosted more than a dozen conservative influencers for policy briefings Thursday with top administration ...