Demonstrators protest outside the Seminole County Criminal Justice Center in Sanford, Florida on Saturday, July 13, 2013. One (left) calls for acquittal. Another (right) calls for a guilty verdict. Inside, jurors deliberate for the second day in the murder trial of neighborhood watch volunteer George Zimmerman in the February 2012 shooting death of 17-year-old Trayvon Martin. Zimmerman says he acted in self-defense.