"In October Argentine prosecutors formally charged the Iranian government and Hezbollah in the murderous attack, and called for the arrest of former Iranian President Hashemi Rafsanjani and seven others. The Iranian government, of course, has refused to extradite Rafsanjani or anyone else.
So it's reassuring that Kirchner is standing on principle by refusing to join other leaders in greeting President Mahmoud Ahmadinejad on his current Latin American tour."