Defense Secretary Pete Hegseth said the Pentagon will welcome Elon Musk’s Department of Government Efficiency to address redundancies and waste in the Department of Defense—a comment that comes as controversy surrounds Musk’s powerful agency and questions of what it can and cannot do in different departments.

Musk describes himself as “White House tech support,” and he has embedded himself in an unorthodox administration where there are no discernible limits on his influence.

Elon Musk has long railed against the U.S. government, saying a crushing number of federal probes and safety programs have stymied Tesla, his electric car company, and its efforts to create fleets of