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Photo taken on March 13, 2020 shows a view of the Greek Parliament during the sworn-in ceremony of Katerina Sakellaropoulou in Athens, Greece. Katerina Sakellaropoulou was sworn in on Friday as Greek president at the parliament, Greece's national broadcaster ERT reported. The former top judge is the first female head of state in the history of modern Greece. (Thanassis Stavrakis/Pool via Xinhua)