Corail has a stocked U.N. World Food Program warehouse for its 3,000-and-counting residents; the more than 8,500 at Camp Obama are desperate for food and water. Corail's entrance is guarded by U.N. peacekeepers and Haitian police. Camp Obama's residents put up a Haitian flag to mark their empty security tent. The camps, neighbors in the foothills of a treeless mountain, are a diptych of the uneven response to Haiti's Jan.