>> yeah. they're going house to house. there was an official said, they checked all the houses once. the fire chief vowed they will check each home at least three times. talking all resources there. firefighters, volunteers and, of course, the guardsmen. they're going around using thermal and night sensors, one guardsmen believes first time used in a tornado recovery effort. this is probably why we have a fire chief one day after this happened saying he is 98% sure everyone is accounted for. >> this is the equipment they use in afghanistan. >> yes. >> the highest tech equipment. they go in self-sufficient the teams. six teams divided. they have their own water packs, their own food. amazing. >> yes, self-sufficient, self-standing rescue operations walking around looking for anything. we have heard this throughout the day also, they're listening for whimpers, cries, not just looking for humans. they're looking for trapped pets which continue to emerge. they're looking for anything they can find. like he said --