Guess, what do the students of the American school?

Guess, what do the students of the American school?

So, what do these children? These children saved the school from the tornado. When the weather service gives a signal about the danger of tornadoes, children derive the corridors and forced to take position as in the picture above. If the school were the cellars, the children would have to come down, but in the majority of schools do not have basements, but because the children are sitting in the corridors in such a position.