Holder's decision comes in the midst of a high-profile Justice Department civil rights investigation into the use of force by police in Ferguson, Missouri.
Pulling together, volunteering and pitching in when city leaders seemed unable or unwilling to - just added to the unity building during a time of profound crisis.
Michael Brown is only the latest in a long list of black men and boys who have died under eerily similar circumstances.
The marchers, from all five New York City boroughs, called for reforms in the process of disciplining police officers who use unlawful force, and in police officer training.
"The people in this crowd should have this amazing view: It's a sea of people of every culture and heritage coming together for change."
Each had attended multiple demonstrations and strategizing meetings, protected protesters and property from police violence or acts of looting and led marches up and down the street.
President Obama, at a press conference today, said "there is no excuse for police to use excessive force against peaceful protesters or to throw protesters into jail."
The numbers of community members, Black and white, who attended far outnumbered any who had engaged in looting the night before.
Those who knew Garner personally explained that the contact with police was in response to a fight that broke out where Garner intervened as the peacemaker.
As the 2014 midterm elections quickly approach, the battle against voter suppression is still being waged.