Former steel mill worker links wife's cancer death to Bain buyout

Missouri primary race next up

A Democratic super PAC is spending heavily against businessman John Brunner who has yet to win the GOP nomination.

After Texas win, the tea party super PAC looks north

Central Florida city is a top locale for both GOP and Democratic fundraisers, in a swing state that will play a key role for either Mitt Romney or Barack Obama winning the election.

New ad uses 9/11 footage to blast Obama on American security

New ads from its super PAC hit at Republican congressmen

Republican Jewish groups run anti-Obama ads as Romney visits Israel

Ads aimed mostly at Democrats cost the U.S. Chamber of Commerce $5.9 million

Republicans run with out-of-context "you didn't build that" Obama comment