Two of the Australians were alleged to have used a drone to take pictures of military sites TEHRAN: Iran has charged three detained Australians with spying, judiciary spokesman Gholamhossein Esmaili said on Tuesday, cited by Tasnim news agency. Two of the Australians were alleged to have used a drone to take pictures of military sites, while a third was accused of spying for another country, Esmaili said, without naming them.