A nuclear attack on US soil would most likely target one of six cities: New York, Chicago, Houston, Los Angeles, San Francisco, or Washington, DC.
A nuclear attack in a large metropolitan area is one of the 15 disaster scenarios for which the US Federal Emergency Management Agency has an emergency strategy.
That includes the six urban areas that Redlener thinks are the most likely targets of a nuclear attack: New York, Chicago, Houston, Los Angeles, San Francisco, and Washington, DC.
"Can you imagine a public official keeping buildings intact for fallout shelters when the real-estate market is so tight?"
Both experts agreed that for a city to be prepared for a nuclear attack, it must acknowledge that such an attack is possible — even if the threat is remote.