CHICAGO (WLS) -- Congresswoman Tammy Duckworth will run for U.S. Senate in 2016, setting up a high-profile challenge to Republican Mark Kirk's re-election bid.

CHICAGO (WLS) -- Republican Senate incumbent Mark Kirk changed his mind about attending a debate here at ABC 7 during a face to face showdown with Democratic challenger Tammy Duckworth before the ...

CHICAGO (WLS) -- As Illinois Congresswoman Tammy Duckworth gets ready to challenge Mark Kirk for his seat in the Senate, she's already winning when it comes to fundraising. New figures show the ...

He has no primary challengers. But two women, U.S. Representative Tammy Duckworth and Attorney Andrea Zopp, are vying in the Democratic primary.

Tammy Duckworth's campaign said in a written statement, in part: "No amount of physical distance will separate Sen. Kirk from his Republican roots, nor from Donald Trump's circus." ...