Just days after being sworn into his new role, U.S. Transportation Secretary and former Wisconsin congressman Sean Duffy is ...

Prior to his appointment, Sean Duffy served as a Wisconsin congressman and district attorney and before that he was a reality ...

The new secretary of transportation, Sean Duffy, appeared to walk back an enticement to retire, saying F.A.A. safety workers ...

Transportation Secretary Sean Duffy told former Secretary of State Hillary Clinton to "sit this one out" after she weighed in ...