Secretary of Transportation Sean Duffy immediately moved to roll back fuel efficiency standards moments after being sworn in ...
Authorities believe there were no survivors after an American Airlines flight collided with an Army helicopter on Wednesday.
Transportation Secretary Sean Duffy had been sworn in just hours before the deadly midair collision of a plane and helicopter near Washington, D.C.
Transportation Secretary Sean Duffy said that the collision between an American Airlines passenger plane and an Army helicopter was preventable.