Romney also ruled out accepting an offer to run as a vice presidential candidate.
Alexander Bolton 08/26/14 06:00 AM EDT
Sanders plans to travel to two crucial presidential battleground states next month.
Clinton leads Warren by 38 points among the state's likely Democratic voters.
The independent senator will be in Iowa at the same time as Hillary Clinton.
"She's very formidable. She'll raise a lot money," the Wisconsin Republican said.
“I think the American public is coming closer to where I am,” he said.
There are five major policy areas that shed daylight between Clinton and Warren.
The DNC approved a primary schedule that will begin with the Iowa caucuses on Feb. 1, 2016.
Mike Lillis 08/21/14 03:44 PM EDT
A combative Rick Perry on Thursday dismissed the criminal indictment against him.
Niall Stanage 08/21/14 06:00 AM EDT
Hillary Clinton is seeking redemption in the state that threw her 2008 bid into turmoil.