Iran defends enrichment findings at UN nuclear watchdog meeting The Iranian Ambassador defends Iran's right to enrichment unger the Non Proliferation Treaty (NPT)during a special UN nuclear watchdog meeting that was requested by the US following confirmations on Monday that Iran had exceeded the 3.67 percent enrichment limit for uranium laid down in a 2015 nuclear deal with world powers. IMAGES AND SOUNDBITES of Iranian Ambassador to the IAEA, Kazem Gharib Abadi during a press conference in Vienna