Amanpour: Marc Lipsitch, Ed Yong, Hala Alyan, Wil Baptiste and Kev Marcus

Marc Lipsitch, professor of epidemiology at Harvard's T.H. Chan School of Public Health, takes a closer look at the Covid-19 lab leak theory with Bianna Golodryga. He says there needs to be an investigation into the origins of Covid-19. Then science writer for The Atlantic Ed Yong warns of an impending mental health crisis after the Covid pandemic and explains how it can be combated. Continuing our conversation about trauma, our Michel Martin speaks to Palestinian-American author and clinical psychologist Hala Alyan about the mental impact of the decades long conflict between Israel and Palestine. And finally, musicians Kev Marcus and Wil Baptiste, aka the classical-hiphop hybrid duo Black Violin, bring a message of unity.

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