Attorney General Eric Holder arrives at a House Oversight and Government Reform Committee hearing on Feb. 2. Holder says, "The Civil Rights Division ... is the conscience of the Justice Department."
Mark Wilson/Getty Images
A neighborhood watch sign stands outside The Retreat at Twin Lakes, the gated community in Sanford, Fla., where Trayvon Martin was shot by George Zimmerman on Feb. 26.
Roberto Gonzalez/Getty Images