"If there was no protest that would mean we've become immune to this madness."
The shooting of Tamir Rice occurred on the afternoon of Nov. 22 after a resident saw him waving a toy gun in the park.
Jamar Clark was fatally shot by an officer of the Minneapolis police department on Sun., Nov. 15.
A man who recorded the incident said it began when he and friends were walking across a barricaded street and the light changed as they were crossing.
The trial of the former Oklahoma City police officer charged with sexually assaulting and raping 13 black women, began this Monday.
Hashtag #AssaultAtSpringValleyHigh has been trending on social media platforms, with users calling for a end to police violence.
The family of Tamir Rice, 12-year-old Black child shot by police last November, and their attorneys denounced the nearly one-year delay in charging officers responsible.
The development of the #BlackLivesMatter movement was given intense attention from many different perspectives.
"Individuals who can help move us toward an equal justice system are too busy to prioritize the death of a 12-year-old boy."
The marchers carried placards with the names and faces of the most recent victims of police brutality as family members marched at the front.