The Big Picture with Kal Penn: Season 1, Episode 4 - ProjectFreeTV

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When an idea goes viral, it spreads like a disease. When a sickness goes viral, all of us are at risk. Whether it starts with animals, humans or bombs, how can we improve our chances of surviving the next global pandemic? At the Centers for Disease Control headquarters in Atlanta, a researcher studies mosquitoes (the world’s most dangerous animals) by letting them suck blood from his arms.