Italy's police chiefs and prefects have been told the strengthen surveillance of United States bases in Italy amid the Iran war, according to a circular letter sent out by the public security department which ANSA has seen.     It also called for "sensitive sites linked to military production chains, especially those supporting the allies' war logistics chain," to be kept under close watch.     It said the Middle East crisis "could trigger a resumption of the antagonistic campaign in support of

Tag-uri: Italia