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'I stand before you as a grieving mother' 04:31
4 arrested in connection with plot to kill police in Louisiana 02:56
Tapes Suggest Officer Mistook Philando Castile for Robbery Suspect 02:17
'It's hard being a black man in this city’ 03:24
Hundreds of 'Black Lives Matter' Protesters Arrested Across U.S. 02:18
Trauma surgeon: This killing has to stop 01:55
Diamond Reynolds: Officer's 'energy was off' 06:22
DeRay McKesson: We shouldn't have to protest 09:44
Black Lives Matter movement looks ahead 03:14
Protests against police continue; more on Dallas sniper revealed 02:49
SWAT Teams Break Up Front Yard Protest in Baton Rouge 00:51
Hundreds Arrested as St. Paul, Baton Rouge Protesters Turn Violent 02:56
What's ahead for Black Lives Matter? 06:18
Black gun owners concerned over police shootings 05:22
What’s the impact of the Alton Sterling and Philando Castile videos? 03:37
Black Lives Matter protests planned across the US 00:22
'No Justice, No Peace': Americans Protest In the Streets 02:18
How the nation is responding to this week’s shootings 10:20
Police Departments Across Country Remain on Edge Following Dallas Ambush 02:17
Nation Calls for Action After Attacks, But Why Do They Continue? 02:12
Police on Edge Nationwide After Dallas, Baton Rouge Attacks 01:50 NBC News rode along with officers from the Los Angeles County Sheriff's Department to see what it was like for departments revising their security protocols in light of attacks on police. July 19, 2016
Read More UP NEXT
'I stand before you as a grieving mother' 04:31
4 arrested in connection with plot to kill police in Louisiana 02:56
Tapes Suggest Officer Mistook Philando Castile for Robbery Suspect 02:17
'It's hard being a black man in this city’ 03:24
Hundreds of 'Black Lives Matter' Protesters Arrested Across U.S. 02:18
Trauma surgeon: This killing has to stop 01:55 
