Crowds of people have showed up in cities and towns in every state to protest the killing of George Floyd by a police officer. Sadly, the George Floyd protests are not the first demonstrations in response to the killing of an unarmed African American. They’re at the front of a long line of fights for justice and human rights in history. Dr. Michael Hanchard studies social movements through history. He’s the department chair of Africana Studies at the University of Pennsylvania. And he says change has happened before when people organize to achieve a goal -- and it can happen again. See omnystudio.com/policies/listener for privacy information.

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