agents to fbi, bomb techs on site. seen dogs in and out of the house. an explosive ordinance suit wearing team go in a moment ago. wearing the suits as you know are designed to protect from blast-wearing suits went in a moment ago. no one will tell us exactly what they are looking for. there is no confirmed sense of whether this house was set fire by the till assailant, but it seems to have belonged to him. we spoke to a neighbor just across the street who had known him since the '90s. she told us he was a nice man. he went to work very early, yet knew very little about him. little more than he lived alone, but at this point, the absolute sea of emergency response you have seen here, and the idea that the fire department went in, and then about halfway through it realized something is wrong here, and called in the police. now this is an active crime