Clinton is reportedly considering rescheduling an announcement until the summer.
Indiana governor and potential GOP 2016 contender says the reports caught him by surprise.
Ben Kamisar 01/28/15 05:21 PM EST
He'll paint the Democrat as wrong on foreign policy and out of-touch on the economy.
Former Gov. Jeb Bush (R-Fla.) and Gov. Scott Walker (R-Wis.) round out the top three.
Ad says country can't look to the past for change.
A judge ruled that a criminal case against the former governor could move forward.
The possible 2016 presidential candidate will speak to major donors.
The likely 2016 candidate praised the conservative billionaire mega-donors.
Former chief of staff Mike Shields will head the American Action Network and its sister PAC.