1. Illinois state Treasurer Alexi Giannoulias (D) is launching a new ad tomorrow that features an extended endorsement from President Barack Obama. The ad features footage shot during Obama's early August visit to Illinois to benefit Giannoulias' Senate campaign against Rep. Mark Kirk (R). "Alexi's my friend...I know his character," says Obama at the start of the ad. "You can trust him. You can ...

It's been two months since our last review of the 37 Senate races at stake, and the news is less favorable for the Democrats. And if the trends continue, the Republicans have a legitimate shot at capturing a majority; they need a net of 10.

It's been two months since our last review of the 37 Senate races at stake, and the news is less favorable for the Democrats. And if the trends continue, the Republicans have a legitimate shot at capturing a majority; they need a net of 10. read more

Primary season is all but over. The 2010 candidate field is nearly set. The strongest and most vulnerable members of both parties know who they are.

Cash could be deciding factor as Tribune/WGN-TV survey finds weak spots for both candidates Democrat Alexi Giannoulias and Republican Mark Kirk are wounded rivals running neck and neck for the U.S. Senate seat once held by President Barack Obama, a new Tribune/WGN-TV poll shows.