interior. the interior's all wood. so once the fire, the whole objective of saving lives is to get there quickly and put the fire out quickly and get the people out quickly. it's all about time. they were unable to do any of that. they couldn't put it out. they couldn't get the people out and now what you've got is after hours and hours and hours of heavy, heavy fire, that whole top has collapsed. and that's all a wood structure. i mean, there are steel beams going across, but it's all wood. the roof is all wood. the material on top of the roof is all flammable. that all burns after hours and hours of fire nap all collapses. steel stays up, that's why you've got the concrete walls still in place and the whole thing all collapses. and now they've got to get in there and two floors of rubble that's probably down in the basement and unfortunately it's going to be mixed with potentially victims which is the horrible part of going through it. >> look at the steel force, and you yes, they are hoping that