Evelyn Farkas, former U.S. Deputy Assistant Secretary of Defense for Russia, and Nina Khrushcheva, Professor of International Affairs at The New School, join Christiane Amanpour to discuss the protests in Russia against the detention of opposition leader Alexey Navalny, and how the Biden administration should respond. Then, climatologist and author Michael Mann breaks down how the fossil fuel industry is encouraging climate inaction and discusses his latest book, "The New Climate War". Our Hari Sreenivasan talks to Dr Richard Levitan and Dr Nicholas Caputo, two ER physicians, about how pulse oximetry is crucial to managing the ongoing pandemic.
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Amanpour