Can somebody explain that to me?
It's meaningless media-placating filler designed to open an escape route for Kerry to the campaign bus.
Yes they are, and they are already with us in Iraq.
Translation:
"I am a liberal/pacifist/transnational progressive who plans to hand America the same ignominious defeat I helped engineer in Vietnam, while at the same time abandoning hundreds of thousands of Iraqis to slaughter by jihadists, just as the Cambodians were slaughtered through my efforts -- but you, my MSM enablers, know damn well I can't say that, so spin this."