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Iranian President Mahmoud Ahmadinejad waves during a press conference in Tehran on October 2, 2012. Iran will not back down on its nuclear programme despite economic problems caused by Western sanctions, Ahmadinejad said. AFP PHOTO/ATTA KENARE (Photo credit should read ATTA KENARE/AFP/GettyImages)
Iranian President Mahmoud Ahmadinejad waves during a press conference in Tehran on October 2, 2012. Iran will not back down on its nuclear programme despite economic problems caused by Western sanctions, Ahmadinejad said. AFP PHOTO/ATTA KENARE (Photo credit should read ATTA KENARE/AFP/GettyImages)

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    Accidental gunshot at UN in 2007

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Accidental gunshot at UN in 2007

Brian Todd reports on a shot accidentally fired by a Secret Service agent in 2007 at the UN. Was Iran's president there?

Accidental gunshot at UN in 2007

Brian Todd reports on a shot accidentally fired by a Secret Service agent in 2007 at the UN. Was Iran's president there?