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HAMADAN, IRAN - AUGUST 4: In this handout image supplied by the Iranian President's Office, Iranian President Mahmoud Ahmadinejad waves to members of the public from his car in the Presidential convoy on August 4, 2010 in Hamadan, Iran. According to reports the President's convoy was attacked as he travelled from the city's airport to a local sports stadium where he was due to deliver a speech. (Photo by Iranian President's Office via Getty Images)

HAMADAN, IRAN - AUGUST 4:  In this handout image supplied by the Iranian President's Office, Iranian President Mahmoud Ahmadinejad waves to members of the public from his car in the Presidential convoy on August 4, 2010 in Hamadan, Iran. According to reports the President's convoy was attacked as he travelled from the city's airport to a local sports stadium where he was due to deliver a speech.  (Photo by Iranian President's Office via Getty Images)