Billionaire Elon Musk said the Department of Government Efficiency needs to examine the Federal Reserve's spending amid its cost-cutting push across the federal government.

Elon Musk has trained his cost-cutting eye on the Federal Reserve, questioning the central bank’s ongoing $2.5 billion headquarters renovation and suggesting it may be a prime target for scrutiny by the so-called Department of Government Efficiency,

Elon Musk is defending the work of the Department of Government Efficiency as he prepares to scale back from his government role and spend more time at his businesses.