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 ...

To cities that stand by while rioters destroy transportation infrastructure — don’t expect a red cent from DOT,’ ...

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 ...

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 P. Duffy has expedited the approval process, greenlighting 529 infrastructure grants worth ...

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

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

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