Many prominent hurricane experts believe one of the most vulnerable targets is a city rarely associated with hurricanes: Washington, D.C. When the big storm hits the city, the resulting disaster may not kill as many as Katrina, or flood as much physical real estate as Harvey, but the toll it takes on American institutions will be unfathomable. In our new feature, we look at how a major superstorm could paralyze the government and jeopardize national security. Read the full story at RollingStone.com. Illustration by John Blackford.