Secretary of Transportation Sean Duffy immediately moved to roll back fuel efficiency standards moments after being sworn in ...

Hours after being sworn in as the new U.S. Secretary of Transportation, Sean Duffy took aim at the main way the federal ...

Dozens of people — including more than a dozen figure skaters — were killed after a collision between an American Airlines ...

Sean Duffy, for transportation secretary ... what he called the more urgent crises of malnutrition, disease and air pollution.Despite its name, the Energy Department has limited purview over ...

Sean Duffy, for transportation secretary ... reliable energy risked inflaming what he called the more urgent crises of malnutrition, disease and air pollution.Despite its name, the Energy Department ...

An American Airlines jet with 60 passengers and four crew members aboard collided Wednesday with an Army helicopter while ...