so iran is denying any involvement, saying the u.s. doesn't have a shred of evident. of course the u.s. feels its evidence is crystal clear. what is not clear is what does the u.s. do next? the acting secretary of defense says the immediate goal is to build international consensus that iran is behind this. what we are hearing from u.s. allies is an agreement with the u.s. assessments, but not the blatant blaming of iran to the u.s. is doing the europeans want to hold to to what is left of the nuclear deal. those exceed involved determined at the u.n. that a state actor was to blame, but they did not name iran. michelle kosinski, cnn, washington. after aius tenure as without press secretary, sarah sanders