record video of what was being taken from the home. in this home surveillance video footage zimmerman volunteered to officers you can see george smash the i pad. now that ipad is at the center of the investigation. you got george zimmerman saying he was struck with the ipad and then you have shelley saying there was physical contact with george. the ipad is important because we want to see what is on it. it would have been running while this was going on. reporter: everyone was questioned and released. no charges were filed. should point out that shellie zimmerman said there was a gun. police said they didn t find a gun. victor blackwell said police did not search the vehicle george zimmerman had because they didn t have a search warrant and i talked to mark o mara, george zimmerman s attorney who said in fact, he did have a gun present there is more happening tonight, ihsa has the bulletin. reporter: a powerful car bomb