CNBC's Phil LeBeau talks to Transportation Secretary Sean Duffy at the Paris Air Show to discuss last week's Air India crash, ...

Transportation Secretary Sean Duffy threatened to cut funding from “rogue state actors” that do not cooperate with federal ...

Last week, protests and riots broke out across Los Angeles in response to U.S. Immigration and Customs Enforcement (ICE) agents' arrests of illegal migrants.

Transportation Secretary Sean Duffy warned on Monday that his department will not fund cities "that stand by while rioters ...

Transportation Secretary Sean Duffy said Monday his department would withhold funding from cities where anti-ICE ...

The California High-Speed Rail Authority has hit back at the Department of Transportation after a new report threatened to withdraw federal funding for the state's rail project.

After a deadly Air India crash killed over 240 people, US officials said there’s no current reason to ground Boeing 787 jets.

U.S. Transportation Secretary Sean Duffy pushes for over $20 billion funding in Trump's budget for modernizing air traffic ...

U.S. Transportation Secretary Sean Duffy said on Thursday he would like to see lawmakers approve at least $20 billion in ...

U.S. Transportation Secretary Sean P. Duffy has expedited the approval process, greenlighting 529 infrastructure grants worth ...

U.S. officials, including Transportation Secretary Sean Duffy, stated they have not found immediate safety concerns to halt ...

U.S. officials said on Thursday they have not seen any immediate safety data that would require halting Boeing 787 flights ...