FOX Business' Grady Trimble speaks exclusively to U.S. Secretary of Transportation Sean Duffy about an over-budget, high-speed California rail project and ongoing FAA improvements.

Transportation Secretary Sean Duffy put California's high speed rail project on notice Thursday, saying it is years overdue and billions over budget.

Secretary of Transportation Sean Duffy said Elon Musk's SpaceX engineers would make recommendations to the FAA on how to upgrade air traffic control systems.

This comes after President Donald Trump criticized the project, vowing to investigate what he called the "worst managed ...

While U.S. Transportation Secretary Sean Duffy questioned the cross-state high-speed rail project, he praised the Las ...

As President Donald Trump’s administration makes cuts to government programs, his head of the Department of Transportation ...

The Trump administration has defended its cuts at the Federal Aviation Administration by saying safety-critical employees weren't affected. Experts disagree.

Infighting is brewing among the GOP’s congressional ranks, as Elon Musk’s takeover of the government and sweeping federal ...

Jesse Watters begged Trump on The Five Wednesday to be “less callous” in his mass firings because his friend Chris, a ...

As President Donald Trump’s administration makes cuts to government programs, his head of the Department of Transportation is in Los Angeles to make an announcement about a major California ...

On his first full day as transportation secretary, Sean Duffy faced the deadliest U.S. aviation accident in more than 20 ...