
Defense Secretary Ashton Carter said Tuesday that the U.S. will begin "direct action on the ground" against ISIS forces in Iraq and Syria.
"We won't hold back from supporting capable partners in opportunistic attacks against ISIL, or conducting such missions directly whether by strikes from the air or direct action on the ground," Carter said in testimony before the Senate Armed Services committee, using an alternative name for the militant group.
Carter pointed to last week's rescue operation with Kurdish forces in northern Iraq to free hostages held by ISIS.
Carter and Pentagon officials initially refused to characterize the rescue operation...