Why We Tell People to Go to the Lowest Floor

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There was an tornado overnight in eastern Maryland. Via Twitter and NewsChannel 8, here is a photograph of an apartment complex. As you can see, the higher up, the more damage.
With tornadoes, lower is better.

These apartments, on the eastern shore of Chesapeake Bay, were built with the garage on the ground floor to protect against hurricane storm surge. If I lived in that type of apartment, I would sit in my car (motor off due to carbon monoxide) in the garage until the threat passed.

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