SpaceX CEO and Trump adviser Elon Musk is branching out from flights concerning rockets and turning attention to other types of aviation. Transportation Secretary Sean Duffy announced on X Wednesday that he talked to Musk's Department of Government Efficiency about getting the organization involved in the U.

One of the largest U.S. labor unions asked a federal judge on Wednesday to block Elon Musk's government cost-cutting effort from accessing the Department of Labor's systems, which the union warned could give the billionaire sensitive information about investigations into his companies.