Update: You can add Roland Burris to the list of senators who will retire after the 2010 election:
http://blogs.suntimes.com/sweet/2009/07/roland_burris_will_not_run_for.html
Update: You can add Roland Burris to the list of senators who will retire after the 2010 election:
http://blogs.suntimes.com/sweet/2009/07/roland_burris_will_not_run_for.html