@globalnewsenglish: U.S. SECRETARY OF STATE MARCO RUBIO FACED POINTED QUESTIONS IN ATHENS OVER WHETHER THE TRUMP ADMINISTRATION IS SHIFTING ITS IRAN NUCLEAR POLICY AFTER VICE PRESIDENT JD VANCE SAID TEHRAN MUST MAKE A "MEANINGFUL" REDUCTION IN ITS URANIUM ENRICHMENT CAPACITY TO END THE WAR. ASKED WHETHER VANCE'S WORDING MEANT WASHINGTON COULD NOW ACCEPT IRANIAN ENRICHMENT ABOVE ZERO, RUBIO REFUSED TO DEFINE AN ACCEPTABLE THRESHOLD. INSTEAD, HE DREW A BROADER RED LINE: "IRAN CANNOT HAVE A NUCLEAR WEAPON. SIMPLE, PERIOD, AND END OF STORY." RUBIO ADDED THAT ANY AGREEMENT ACCEPTABLE TO THE UNITED STATES MUST GUARANTEE THAT TEHRAN "WILL NEVER HAVE A NUCLEAR WEAPON." #MARCORUBIO #JDVANCE #DONALDTRUMP #IRAN