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(FILES) A file photo taken in December 1996 shows the Bouchehr nuclear plant in the north of the Persian Gulf. During his 28 February visit to the plant, Iranian President Ali Akbar Hachemi-Rafsandjani reaffirmed Tehran's determination to master nucleaar technology. (BW ONLY). (Photo credit should read STR/AFP/Getty Images)

(FILES) A file photo taken in December 1996 shows the Bouchehr nuclear plant in the north of the Persian Gulf. During his 28 February visit to the plant, Iranian President Ali Akbar Hachemi-Rafsandjani reaffirmed Tehran's determination to master nucleaar technology.                 (BW ONLY). (Photo credit should read STR/AFP/Getty Images)