washington u.s. republican presidential nominee donald trump campaign criticize iran nuclear deal democrat hillary clinton support reuters report say unite state negotiate partner agree secret allow iran evade restrictions retire lieutenant general michael flynn trump foreign policy adviser say statement report show president barack obama give away store agreement seal last year deeply flaw nuclear deal hillary clinton secretly spearhead iran look bad bad day statement say refer clinton role obama first term secretary state reuters first report think tank report early thursday base information provide several officials governments involve negotiations trump campaign criticize iran nuclear deal anew reuters report