By Melanie Nathan, July 13, 2013 In the midst of the not guilty verdict a few hours ago, in the George Zimmerman trial for the murder of Trayvon Martin, the NAACP is calling for justice in the case. Here is a letter which they have sent to supporters:- Melanie , A jury in Sanford, Florida … More NAACP Outrage as Jury finds Zimmerman not guilty in Trayvon Martin murder