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The G20 summit is underway in Rome as leaders from the world's major industrialized nations meet. Outgoing German Chancellor, Angela Merkel, is among the dignitaries who are in the Italian capital for the two-day gathering. Among the topics being discussed is the coronavirus pandemic - with emergency workers invited to join the leaders for a photo. Tackling global warming is also top of the agenda, ahead of the COP26 climate conference which begins on Sunday. Most of those attending the G20 in Rome will travel onward to Glasgow for that key UN climate summit. It is Biden's first major European trip to meet world leaders as president. The devout Catholic keeps a photograph of Pope Francis on his desk at the White House. He met with his hero face-to-face at the Vatican. For more than an hour, the two leaders spoke privately about climate change, the pandemic and poverty. The visit is the prequel of two major summits happening this weekend. In Rome, the G20 and in Glasgow the COP26 climate sum
