have been taking place so that they can best do their jobs? >> that's a great question. firefighters are professionals which means they train to do their jobs. they prepare for their jobs. they're training when they're not out on call. i'm sure at some point these guys in oakland had plans or looked at the territory that they cover. they look at the situation of the buildings around the territory, and they say, what would happen if this building was on fire, what would happen if we had an incident or emergency at this building? you can never predict where and when it will happen. you can train best for the situation. i don't know exactly what -- what types of building this was a building was composed of. for instance, the age of it, the structural components. i'm sure the people have seen this before. they may have done a walkthrough of some kind through the