Demonstrators protested the death of Michael Brown on last summer in Ferguson, Mo., even as police sprayed pepper spray, shot smoke, gas and flash grenades. Joe Raedle/Getty Images hide caption

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Expectations for movement on justice reform had been high, but sources tell NPR that concrete language on sentencing and criminal justice overhauls is still being hotly debated behind closed doors. David Goldman/AP hide caption

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Black Lives Matter activists confronted Democratic candidates Martin O'Malley and Bernie Sanders at a Netroots Nation event earlier this month. O'Malley used the phrase "all lives matter" twice, which he later apologized for. Ross D. Franklin/AP hide caption

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Republican presidential hopeful Donald Trump in front of his campaign plane in Laredo, Texas, last week. LM Otero/AP hide caption

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