One only needs to fly over Detroit to see what happens when suburbs die. At night, huge areas of houses with only 1 or 2 having lights on. In the day, you see g

One only needs to fly over Detroit to see what happens when suburbs die. At night, huge areas of houses with only 1 or 2 having lights on. In the day, you see giant areas where there are no people, houses are falling apart, and some areas where they've simply torn down the buildings and left the land empty. How many more cities will see this fate happen to their outer edges?