The network of Koch groups may also get involved in GOP primaries.
The Indiana governor's controversial move comes as he considers a White House run.
He's also heading to Pennsylvania to keynote a local progressive event.
Terry Branstad said Bush is "very interested" in a March event.
The tough election result isn't slowing down the DCCC's fundraising.
Christie is facing another major storm as governor.
Kentucky's secretary of state got thumped by Sen. Mitch McConnell (R-Ky.) last November.
Democrats were hopeful Assemblyman Michael Cusick would enter the race.
Sen. Richard Burr (R-N.C.) is unveiling his campaign staff, a strong signal that he's moving to scare off potential foes ahead of a reelection bid.
Rumors have swirled that Burr might be considering retirement due to his low...
His former chief of staff, Rahm Emanuel, is running for a second term as mayor of Chicago.