Dems can’t make guarantee on Iraq troops (AP)

Democratic presidential hopefuls from left, Sen. Joseph Biden, D-Del., Sen. Christopher Dodd, D-Conn., New Mexico Gov. Bill Richardson, Sen. Barack Obama, D-Ill., former Sen. John Edwards, D-N.C., Rep. Dennis Kucinich, D-Ohio, Sen. Hillary Rodham Clinton, D-N.Y., former Sen. Mike Gravel, D-Alaska arrive on stage for a debate at Dartmouth College Wednesday, Sept. 26, 2007, Hanover, N.H. (AP Photo/Bill Sikes)AP – The leading Democratic White House hopefuls conceded Wednesday night they cannot guarantee to pull all U.S. combat troops from Iraq by the end of the next presidential term in 2013.