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CHARLOTTE, NC - SEPTEMBER 21:  Protestors march to protest the death of Keith Scott September 21, 2016 in Charlotte, North Carolina. Scott, who was black, was shot and killed at an apartment complex near UNC Charlotte by police officers, who say they warned Scott to drop a gun he was allegedly holding.  (Photo by Brian Blanco/Getty Images)
CHARLOTTE, NC - SEPTEMBER 21:  Protestors march to protest the death of Keith Scott September 21, 2016 in Charlotte, North Carolina. Scott, who was black, was shot and killed at an apartment complex near UNC Charlotte by police officers, who say they warned Scott to drop a gun he was allegedly holding.  (Photo by Brian Blanco/Getty Images)

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Protests over Charlotte police shooting turn ugly again. CNN's Boris Sanchez and Ed Lavandera report from the scene.

CNN reporters tear gassed, knocked over

Protests over Charlotte police shooting turn ugly again. CNN's Boris Sanchez and Ed Lavandera report from the scene.