harrison allen. where was he the last time you were aware? >> the last time we were aware that we have verified is he was dropped off at 610 and post oak on the freeway above the flood waters. >> okay. and so he was just dropped off on the road, because that was the safest site? >> that was where the coast guard helicopters were landing and the boats were dropping people off and the police dump trucks were dropping people off to go back into the neighborhoods that were massively flooded, to be staged, to move to another location. we don't know where. >> but do you know that people were being moved to other locations? that those plans were followed through? >> we verified that, but we don't know where they took him. >> and you've been trying to call shelters in the area and nobody has him? >> we've called shelters. we've done face-to-face shelters, we went to the downtown convention center and walked around. think about going to a football game or a baseball game. you're looking for one person and you need to see them all and 20% of them are l