The latest CBS News/YouGov poll shows Carson surging in Iowa, drawing within 4 points of Donald Trump, which is within the poll's 4.4 percent margin of error.[...] 
Ohio Gov. John Kasich (photo credit: Michael Vadon via Flickr, CC BY-SA 2.0)[/caption][...] 
Mark Cuban (photo credit: TechCrunch via Flickr, CC BY 2.0)[/caption][...] 
Photo credit: Joshua Pinho[/caption][...] 
Sen. Lindsey Graham (R-SC) (photo credit: iprimages via Flickr, CC BY-ND 2.0)[/caption][...] 
Louisiana Gov. Bobby Jindal (photo credit: Gage Skidmore)[/caption][...] 
Donald Trump (photo credit: Gage Skidmore)[/caption][...] 
