U.S. Attorney General Eric Holder strongly hinted on Thursday that the government will soon determine if George Zimmerman will face federal civil rights charges in the 2012 killing of Trayvon Martin. A self-appointed neighborhood watch patrolman, Zimmerman was acquitted by a Florida jury of murder charges last year and soon thereafter the federal government announced that the Justice Department would be probing the case for any civil rights violations that might have occurred. The 17-year-old Martin was unarmed and just steps away from the doorsteps of his father's gated community home when Zimmerman ignored a police dispatcher's stern advice to...