hoodie and carrying Skittles candy and a can of iced tea he had purchased from a nearby convenience store. Zimmerman says he killed Martin in self-defense after the teen attacked him in the gated community. Zimmerman has not been arrested and authorities have said said he has not been charged because there are no grounds to disprove his story of what happened. The shooting has hit a nerve in the nation, sparked a debate about racial profiling and ignited protests and calls for Zimmerman's arrest. Robert Zimmerman said his son is having a hard time dealing with the criticism. I never foresaw so much hate coming from the president, the Congressional Black Caucus, the NAACP. Every organization imaginable is trying to get notoriety or profit from this in some way, Robert Zimmerman told WOFL. But there's so much hate that I have never been involved in hate and George has n't. It's really unbelievable. Robert Zimmerman said her son is not racist and race had nothing to do with incident. He would do anything to help anybody at any time. He's color blind when it comes to any race, Robert Zimmerman said. Tracy Martin, Martin's father, said Wednesday that the 911 tape shows Zimmerman was profiling his son. In a recording of Zimmerman's call to police, some people have said they hear what sounds like a possible racial slur. CNN enhanced the sound of the 911 call, and several members