Marking Earth Day, world-renowned broadcaster & naturalist David Attenborough talks to Christiane Amanpour about the how the coronavirus pandemic fits into the global climate emergency. Govenor of Washington state, Jay Inslee, tells Christiane why he made climate the centre of his recent presidential campaign and discusses how his state is coping with its coronavirus outbreak. And Walter Isaacson speaks to Madeleine Albright, the first female U.S. Secretary of State, about how American diplomacy can be used to solve international crises.

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