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John Kerry, right, United States Special Presidential Envoy for Climate speaks with Switzerland's Franz Perrez, center left, the Head of the International Affairs Division at the Swiss Federal Office for the Environment during a stocktaking plenary session at the COP26 U.N. Climate Summit, in Glasgow, Scotland, Saturday, Nov. 13, 2021. Going into overtime, negotiators at U.N. climate talks in Glasgow are still trying to find common ground on phasing out coal, when nations need to update their emission-cutting pledges and, especially, on money. (AP Photo/Alastair Grant)