that had been booby trapped. alex hogan is live in our new york city newsroom with the details. >> reporter: griff, this is such a traffic story. police describing the suspect as ready for battle. they say this man killed four people including a mother holding her baby. when police arrived on scene in lakeland, florida, they say dozens if not hundreds of rounds of ammunition were exchanged after hearing cries of a woman and child inside, police entered the home finding it barricaded and booby trapped. the man, wearing a bulletproof vest, suffered a gunshot wound and eventually surrendered. inside the home police found an 111-year-old girl -- 11-year-old girl who had been shot multiple times and told deputies she was not alone. police found the bodies of a man, two women and that baby. investigators hope that those are the only victims. >> we are still looking for a fifth child, about 10 is or 11