Duffy, speaking at Union Station in Los Angeles on Thursday morning, said the Federal Railroad Administration will review the rail project and its leadership.

Secretary of Transportation Sean Duffy said the California high-speed rail project will continue to cost taxpayers billions of dollars with no definitive timeline for completion.

Interstate highway tolling is more viable than in the past because new Republican Gov. Mike Braun has not said whether he intends to seek federal approval for tolling.

Duffy called each of the recent incidents "very unique" and also talked about recent layoffs and Elon Musk's efforts to ...

Secretary of Transportation Sean Duffy is facing some criticism - not just for his politics, but for his unusual shoes. Duffy ...