It isn't, but it would generally be a waste of resources to overprepare for something that has a low probability of happening. In the same way it would be to fo

It isn't, but it would generally be a waste of resources to overprepare for something that has a low probability of happening. In the same way it would be to fortify both coasts. Budgeting is a zero sum game. Stockpiles of essential PPE, sure. Pervasive monitoring for early detection? Not worth it.