The Lab-Leak Theory Is Looking Stronger by the Day. Here's What We Know.

In the early days of the pandemic, the theory that Covid-19 may have originated in a virology lab was often dismissed as a xenophobic right-wing conspiracy theory. Over the intervening months and years, new information has cast a different light on the idea. Reporters Katherine Eban, Mara Hvistendahl, and Sharon Lerner join Ryan Grim to discuss the lab-leak theory.

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