khorasan electronic activity, communications. that's how they're getting some of this information. also still alive, another man pmusan al fadli, the so-called leader of the khorasan group. after bombing several air strikes inside syria and even as the war against isis in syria goes on, the worry is that these two key leaders of the khorasan group are very tough al qaeda affiliate are, in fact, still alive. jake? >> barbara starr at the pentagon. thank you so much. more news on the terrorist front, defense secretary hagel expressed satisfaction at the pace and the success of the u.s.-led campaign against isis in iraq and siria, but the shocking brutality shows no signs of letting up as evidence, show casing the organization's strong hold throughout much of iraq and syria. >> despite having american weaponry and armor at their