President Trump plans to announce next week that he will “decertify” the international nuclear deal with Iran, saying it is not in the national interest of the United States and kicking the issue to a reluctant Congress, people briefed on an emerging White House strategy for Iran. The White House would not confirm plans for a speech or its contents. Trump faces an Oct. 15 deadline to report to Congress on whether Iran is complying with the agreement and whether he judges the deal to be in the U.S. national interest