Amanpour: Steve Cortes, Dr. Anthony Fauci and Isabel Wilkerson

As Beirut reels from a deadly explosion, adding to their already struggling economy and political instability, we give you the latest updates from those on the ground. Then looking ahead to November, Steve Cortes, senior adviser to the Trump 2020 Campaign, joins Christiane Amanpour to talk facing off against Biden. Turning back to the coronavirus pandemic, our Walter Isaacson speaks to Dr. Anthony Fauci, America’s leading infectious disease expert, about his war of words with President Trump. And finally, Isabel Wilkerson, author of "Caste: The Origins of Our Discontents," discusses America’s caste problem and why we need new language to understand and heal our divisions.

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