From our studios in new york city, this is charlie rose. As white house officials confirm the death of an aid worker, president obama has vowed to bring those responsible to justice. The United Arab Emirates has rejoin the campaign against isis. This comes as the syrian president said he is receiving information about airstrikes. Joining me is cole bunzel a doctoral student in one of the leading experts on isis. Welcome. Thank you. Tell me, what is the status on the ground today . Our airstrikes effective . Can they sttop isis . I see them as entrenched. They are very much not losing territory. General allen and others feel that because of the universal sense of outrage around the world, there is a new unity among arab states against aisil. Do you think that is true . In part it is true but i do not think that is going to be borne out. Because countries like jordan and uae, they dont have enough reason or interest to go after this group. Even now. Even now. After their own pilot was bu