The post-storm housing — a refugee camp on the grounds of the Monmouth Park racetrack – is in lockdown, with security guards at every door, including the showers. No one is allowed to go anywhere without showing their I.D. Even to use the bathroom, “you have to show your badge,” said Amber Decamp, a 22-year-old whose rental was washed away in Seaside Heights, New Jersey. The mini city has no cigarettes, no books, no magazines, no board games, no TVs, and no newspapers or radios. On Friday night, in front of the mess hall, which was serving fried chicken and...