Los Angeles 'Justice for Trayvon' Rally Civil Rights Activist Rev. Eric P. Lee addresses the crowd at a Los Angeles 'Justice for Trayvon' Rally.

Washington, D.C. 'Justice for Trayvon' Rally Signs are displayed at a 'Justice for Trayvon' Rally in Washington, D.C.

Indianapolis 'Justice for Trayvon' Rally Indianapolis, IN Residents of Indianapolis, IN, and attendees of the Indiana Black Expo gather with others across the Nation for a 'Justice for Trayvon' Rally.

Atlanta 'Justice for Trayvon' Rally Citizens gather outside of the Martin Luther King, Jr. Federal Building in downtown Atlanta, GA, Saturday, July 20, 2013 for a 'Justice for Trayvon' Rally.

Trayvon's father speaks to CNN at 'Justice for Trayvon' Rally Tracy Martin, Travyon Martin's father, speaks to CNN's Nick Valencia at a 'Justice for Trayvon' rally in Miami, FL, July 20, 2013.

New York 'Justice for Trayvon' Rally Hundreds gathered in New York City in Manhattan Saturday, July 20, 2013, as a part of a nationwide 'Justice for Trayvon' rally.