Les manifestations nationales se poursuivent à tarvers le pays contre le dédouanement de la police après la mort des Noirs

Les manifestants bloquent un train Amtrak alors que des centaines de personnes protestent contre les décisions de grands juries de ne pas inculper des policiers blancs dans les décès des Noirs à Berkeley, en Californie, le 8 décembre 2014.

A police officer aims his weapon toward protesters during a march against the New York City grand jury decision to not indict in the death of Eric Garner in Berkeley, California, Dec. 8, 2014.

Police with wooden sticks stand guard after they cleared a group of protesters out who had stopped traffic in downtown Seattle during a demonstration against the decisions not to indict police officers who who killed men in Ferguson, Missouri and New York.

University of California Berkeley school of law graduated Alyson Reimer holds up a sign as she protests in response to police killings in Missouri and New York as Berkeley police officers block a street in front of the police station in Berkeley, California, Dec. 8, 2014.

Cleveland Cavaliers forward LeBron James warms up before an NBA basketball game against the Brooklyn Nets at the Barclays Center in New York, Dec. 8, 2014.

Police try to block protesters at the entrance to the Atlantic Terminal Mall following protests at the nearby Barclays Center in the Brooklyn Borough of New York, Dec. 8, 2014.

Aliyah Favela, 9, stands outside the Phoenix Police Department, the week after an unarmed man was shot dead by police, in Phoenix, Arizona, Dec. 8, 2014.