SANFORD, FL – MARCH 24: Pastor Moses Brown (2nd L) prays as members of the New Black Panther Party gather at a memorial to Trayvon Martin outside The Retreat at Twin Lakes community where Trayvon was shot and killed by George Michael Zimmerman while on neighborhood watch patrol March 24, 2012 in Sanford, Florida. The New Black Panther party said it is calling for a mobilization of black men to search for and arrest George Zimmerman. The organization has offered a $10,000 bounty for Zimmerman’s capture. (Photo by Mario Tama/Getty Images)