Illinois GOP Senator Kirk announced he 'll run for reelection in 2018 , despite previous health issues . `` It 's the only way that Democrats can win in Illinois , is to say , 'Oh , Kirk has health problems , he 's going to retire . ' '' His seat will likely be a target for Republicans looking to take back a seat in the blue state . Democratic Senator Sam Duckworth is rumored to be considering a run .
Illinois GOP Senator Kirk announced he 'll run for reelection in 2018 , despite previous health issues . His seat will likely be a target for Republicans looking to take back a seat in the blue state . Democratic Senator Sam Duckworth is rumored to be considering a run .