The United Nations atomic agency’s board overwhelmingly passed a resolution rebuking Iran for failing to cooperate with an agency investigation, as Tehran said it had turned off some cameras monitoring nuclear-related activities and warned of further action in its nuclear program. Foreign Minister Hossein Amir-Abdollahian warned shortly before the International Atomic Energy Agency passed the resolution on Wednesday that Iran’s atomic agency could adopt new nuclear steps within hours of a vote, posing a fresh threat to the already slim chances of reviving the 2015 nuclear deal .