NEW : , '' Obama told CNN 's `` State of the Union . '' General puts heat on president , secretary of defense . U.S. commander in Afghanistan says more troops needed or war could be lost . Score: 6 Support for Afghan war hit all-time low in opinion poll released last week .
NEW : General puts heat on president , secretary of defense . U.S. commander in Afghanistan says more troops needed or war could be lost . Score: 6 Support for Afghan war hit all-time low in opinion poll released last week .