Illinois GOP Sen. Kirk says he 'll run for reelection in 2016 , despite previous health problems . Score: 6 Democratic Rep. Tammy Duckworth is rumored to be considering a challenge .
Illinois GOP Sen. Kirk says he 'll run for reelection in 2016 , despite previous health problems . His seat will likely be a target for Democrats looking to take back a seat in the blue state . Democratic Rep. Tammy Duckworth is rumored to be considering a challenge .