Iran warned on Wednesday it would respond to any "unconstructive actions" taken by the UN atomic watchdog after it reported traces of nuclear material at undeclared sites in the Islamic Republic, AFP reports.
On Monday, the International Atomic Energy Agency issued a report in which it said that it still had questions which were "not clarified" regarding previous undeclared nuclear material at three sites in Iran named as Marivan, Varamin and Turquzabad.
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