Democrats lining up for shot at open Missouri Senate seat By Jason Hancock Democrats aren’t immune from the speculation. While any Democrat would face an uphill fight, the chance of a messy GOP primary — and maybe an Eric Greitens nomination — has a slew of possible contenders wondering if 2022 is their year. Among those rumored to be considering a run is Jay Nixon. Sources close to the former Democratic governor say he had no interest in jumping back into politics — until after Blunt’s announcement. And while they say it’s still highly unlikely he’ll give up life in the private sector, Nixon is said to be at least giving the idea serious thought.