Sean Duffy's announcement followed President Donald Trump expanding ICE raids. Trump named New York City, Los Angeles, and Chicago to be the focus areas.

Secretary of Transportation Sean Duffy announced Monday that the Department of Transportation (DOT) will withhold funding ...

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

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

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.

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.

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

Driverless Tesla robotaxis, disguised as Model Y crossovers, have already been spotted on public roads. Yes, the future is ...

Both of the "black boxes" were recovered from the wreckage of the Boeing 787-8 Dreamliner in India after after all but one of the 242 people onboard died.

Elon Musk may be gone from the Trump administration — and his friendship status with President Donald Trump may be at best uncertain — but his whirlwind stint in government certainly left its imprint.