Sen. Tammy Duckworth participates in a reenacted swearing-in with U.S. Vice President Joe Biden in the Old Senate Chamber at the U.S. Capitol, Jan. 3, 2017, in Washington.

U.S. Senator Tammy Duckworth speaks during a town hall meeting, April 11, 2017, in Palatine, Ill.

Duckworth’s cosigners include Sens. Tammy Baldwin, Richard Blumenthal, Cory Booker, Chris Coons, John Fetterman, Ruben Gallego, Adam Schiff, and others.

Sen. Tammy Duckworth (D-Ill.) said Sunday she believes former Fox News host Pete Hegseth is “inordinately unqualified” to run the Pentagon after he was nominated to be the nation’s next ...

Sen. Tammy Duckworth pushes for answers over airplane evacuation safety Following the dramatic video of an American Airlines flight evacuating on a Denver runway last month, Sen. Tammy Duckworth ...