March 30, 2015 6:21 pm Duckworth Launches 2016 U.S. Senate Bid In a video to supporters, Rep. Tammy Duckworth on Monday made official a 2016 challenge to Sen. Mark Kirk, who plans to run for re-election. NBC Chicago’s Anthony Ponce reports. Local 2:57 Wednesday morning weather 2:03 Indiana primary results yield fascinating matchups in gubernatorial, Senate races 2:01 Barn collapses in Harvard during severe storms, killing multiple animals 1:44 Valerie McCray speaks after winning Democratic nomination for U.S. Senate in Indiana's primary election 0:27 Emergency crews scramble to locate animals trapped in collapsed barn in McHenry County