here in washington about how to proceed with negotiations with iran and the whole notion of trying to develop various forms of perspective the course of leverage as a way of increasing the chances that negotiations would succeed and you ve referred to the idea why not in advance international support for the sanctions than we ve had before. you referred to by wanted to ask particularly with regard to whatever may be ongoing in terms of u.s. programs to support dissident groups, promoting democracy however it s described in iran come to you think it s important in order to maximize the chances for diplomatic engagement or is it important for the united states in some way to show that it is stepping back from these programs and also with on the international sanctions in goal, does the idea we are trying to line up support before negotiations even began actually undercut the chances that the negotiations might succeed rather than providing some leverage which would help them