Imagine a mile-long train transporting crude oil derailing on an elevated track in Jersey City, N.J., across the street from senior citizen housing and 2 miles from the mouth of the Holland Tunnel to Manhattan. The oil ignites, creating an intense explosion and a 300-foot fireball. The blast kills 87 people right away, and sends 500 more to the hospital with serious injuries. More than a dozen buildings are destroyed. A plume of thick black smoke spreads north to New York’s Westchester County. This fictional—but, experts say, plausible—scenario was developed by the Federal Emergency Management Agency in one of the first efforts by the U.S. government to map out what an oil-train accident might look like in an urban area. Agency officials unveiled it as part […]