If they cannot do that, then one day or five, the risk is the same.
Actually it isn't, in a very simple mathematical model their chances of exposure would be reduced by 40%.
I agree, we need to get the kids back into school---but it has to be in a way that limits their (and the staff's) exposure. Playing political football does not help create a set of standards for how to best do that.
"A pessimist sees the difficulty in every opportunity, an optimist sees the opportunity in every difficulty” ---Sir Winston Churchill
"Political extremism involves two prime ingredients: an excessively simple diagnosis of the world's ills, and a conviction that there are identifiable villains back of it all." ---John W. Gardner
“You can’t go back and change the beginning, but you can start where you are and change the ending.” ---C. S. Lewis