Duffy is the second member of Trump’s cabinet who sold securities shortly before the president’s tariff announcements sent ...

Transportation Secretary Sean Duffy reportedly dumped tens of thousands in stocks just before President Donald Trump crashed ...

Secretary Sean Duffy said not being able to read a stop sign or communicate with police during an emergency poses a risk to everyone on the road.

Transportation Secretary Sean Duffy visited Tesla's factory with Elon Musk, hinting at possible federal regulation for ...

Transportation Secretary Sean Duffy will testify before a Senate Appropriations subcommittee on Thursday morning about the ...

Sean Duffy performed in West Central Texas 19 years ago, long before he was named Donald Trump's current secretary of ...

Secretary Sean Duffy said the new air traffic control system plan should take three or four years to roll out and will not ...

Transportation Secretary Sean Duffy sold stocks two days before President Trump announced significant tariffs on foreign ...

Transportation Secretary Sean Duffy signed an order on Tuesday requiring commercial truck drivers to be fluent in English.

PHMSA updated pipeline safety rules, changing "Gulf of Mexico" to "Gulf of America" per Trump's executive order.

Transportation Secretary Sean Duffy tells "CBS Mornings" it will take months to restore normal operations at Newark Liberty ...