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Antonio Guterres sworn in as next UN secretary general

Antonio Guterres sworn in as next UN secretary general

<p>Portuguese former PM Guterres takes over from Ban Ki-moon in top UN spot. His five-year term is to begin on 1 January 2017.</p> <p>The 67-year-old was prime minister of Portugal between 1995 and 2002 and UN High Commissioner for Refugees from June 2005 to December 2015.</p>