Tammy Duckworth

The Supreme Court's decision "enables the administration to further disrupt our military and weaken our national security," the Democratic senator said.

"If this summit fails, there is a good chance that John Bolton and other cheerleaders for war in this White House will use this failure as an excuse to move towards military action."

A Senate resolution allowing Senator Tammy Duckworth to bring her newborn onto the floor passed without formal objections—but privately, some members of Congress had misgivings.

Despite being a veteran, a person doesn't automatically become a citizen if they entered the U.S. improperly.

"Bryan and I are thrilled that our family is getting a little bit bigger, and Abigail is ecstatic to welcome her baby sister home this spring," Duckworth said in a statement.

Senator Tammy Duckworth also called the President 'Cadet Bone Spurs'—a jab at one of the U.S. leader's reasons for avoiding military service.

"You can't out-hyperbole a dictator who's crazy," the war veteran said on "Late Night."

Will the largest glass ceiling in politics be shattered in 2020?

Kirk questioned the heritage of his opponent, Tammy Duckworth, during an Illinois Senate debate.