Tim Johnson isn't the only one:
"I'm supporting Senator Barack Obama in his race for the presidency because he is in a unique position to reach across party lines and unite our country. As a red state Senator fighting for common ground, I look forward to working with a President who is more concerned with good ideas than partisan bickering, and I believe Senator Obama is that person."
This article available online at:
http://www.theatlantic.com/daily-dish/archive/2008/01/red-state-dems-for-obama/221387/
