Foreign News: The Deadly Pattern

They call it Olaotha, and pray to the goddess Ma Olaichandi to keep it away. But each year the people of Calcutta know that before the reviving monsoon rains arrive some time in June, the infection will sweep through their steaming and fetid streets, sometimes killing as many as half of those it touches. Even for a city stamped by the World Health Organization as the "worst cholera epidemic area in the world," this year's outbreak has been especially bad. At one point the Nilratan Sarkar hospital, which specializes in treating the disease, was admitting a new patient every four minutes,...