December 12, 2014 -

WASHINGTON, DC – DECEMBER 10: Wanda Johnson, whose son Oscar Grant was killed by a transit police officer in Oakland, California in 2009, speaks at a candlelight vigil with other mothers whose sons have been killed by police around the country outside the Department of Justice in Washington Wednesday December 10, 2014. (Photo by J. Lawler Duggan/For The Washington Post)