Cholera

It is hard to identify a single villain when poor living conditions are to blame. But the fact is, cholera became epidemic because of the combustible combination of a weak government, poverty, crowded and unsanitary living conditions -- all made worse by the earthquake and then, Hurricane Tomas.

The Clinton Foundation just posted this video of President Clinton giving an update on Haiti reconstruction efforts.

The last cholera epidemic in the Western Hemisphere began in Peru in 1991 and spread to some 16 other countries, from Argentina to Canada. In Peru alone, the epidemic produced more than 650,000 cases over six years.

The outbreak seems to be centered in Artibonite, an area that saw a which was relatively unscathed by the earthquake but which experienced a massive influx of people displaced from Port au Prince.