it's about an intellectual, ideological problem.ca >> sreenivasan: wendy sherman, one distinction that exists between hillary clinton and president obama is the institution of a no-fly zone over syria.ov president obama even as recentle as the g-20 said that would be counterproductive. what would a president clinton do in that case to make it work? >> first of all, hari, in answer to your question about what extreme vetting is, quite frankly, i didn't understand walid's answer. this is not an intellectual exercise. this is about our immigration policies, and they are very strict and the vetting is very tough. and our authorities are always looking at ways to make sure that we are as clear as we possibly can be, as walid himself knows, he's not a muslim, but he came here himself in 1990 when he no longer felt personally safe in lebanon because of his own history, which we could discuss at another time. so i don't quite understand yet what extreme vetting means, other than a nice sound bite on television. to your point about a no-fly zone, secretary clinton has said that she wants to exp

she was non-plus because she said when you've heard "death to wendy sherman" on the streets of tehranng else is. >> people know how to access this new vehicle of yours? >> i want will be on itunes, premier, august 16ing. >> do have you anything to pitch at all tonight? okay. theseing, thank you, that's "hardball" for now. thanks for being with us. "all if" with chris hayes starts right now. >> back at it. thank you very much. good evening from new york. once again i'm chris hayes coming to you live. breaking news tonight on republican efforts to salvage donald trump's struggling campaign. politico reports campaign staff and party officials are planning what one person called and i'm not sure if they mean it ironically a come to jesus meeting tomorrow aiming to right what looks like a sinking ship. his claim repeated over and over that clinton and president obama cofounded isis which he continues to repeat at every opportunity. >> i call president obama and hillary clinton the founders of isis.

she was non-plus because she said when you've heard "death to wendy sherman" on the streets of tehranthis new vehicle of yours? >> i want will be on itunes, premier, august 16ing. >> do have you anything to pitch at all tonight? okay. theseing, thank you, that's "hardball" for now. thanks for being with us. "all if" with chris hayes starts right now. >> tonight on "all in" -- >> i'd call president obama and hillary clinton the founders of isis. >> way behind and lashing out. >> no, it's no mistake. everyone is liking it. >> fatalistic donald trump considers the end. >> at the end it's either going to work or i'm going to you know, i'm going to have a very, very nice long vacation. >> tonight, new reporting that the rnc has asked the candidate to change, warping him, he's headed for failure. >> you can send out the word to ohio, pennsylvania, some of those really important swing states. >> then, new polling on the single most effective clinton attack ad. >> oh, i don't know what i

putin played -- >> joining us now, ambassador wendy sherman. ambassador sherman is one of nearly 40 former cabinet members and senior officials who served under both republican and democratic administrations that recently signed an open letter denouncing donald trump. ambassador sherman, thank you for joining us. appreciate that. well, i guess we're using the term national security validator, maybe there's another way to describe it. but it is interesting, i can't remember a campaign from one party nominee has been able to rely on so many people with build-in credibility in the national security world, making the case not just against her opponent, but saying at a very basic level that her opponent is unqualified. >> indeed. i think you've made really important comments. the letter that was signed by over 36 people, included all of the people who have been under secretary's political affairs for republican and democratic administrations. such august people as tom pickering, nick burns, bill burns, mark grossman. these are career -- i wasn't a c