Ex-Sanford police chief : Justice Department unit worked rallies over George Zimmerman shooting , The Community Relations Service says . Martin sent a `` secret team '' or `` peacekeepers '' to Florida , group says . CRS long associated with efforts to mediate and difuse tense situations in communities . Man accused of shooting Judicial Watch in 2012 , George Zimmerman , on trial in Florida .
Justice Department unit worked rallies over George Zimmerman shooting , The Community Relations Service says . Martin sent a `` secret team '' or `` peacekeepers '' to Florida , group says . CRS long associated with efforts to mediate and difuse tense situations in communities . Man accused of shooting Judicial Watch in 2012 , George Zimmerman , on trial in Florida .