Historic: 2020 Dems talk justice reform inside prison facility

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For the first time ever, former prisoners question 2020 democrats inside a prison facility. Senator Kamala Harris, Senator Cory Booker and Tom Steyer tackled criminal justice reform and mass incarceration taking questions from people who have served in prison or been directly impacted. MSNBC’s Ari Melber moderated the unusual town hall event.