There are still a handful of cases of bubonic plague in the US every year. It's all San Francisco's fault: http://io9.com/5978781/why-people-in-the-united-state

There are still a handful of cases of bubonic plague in the US every year. It's all San Francisco's fault: http://io9.com/5978781/why-people-in-the-united-states-are-still-dying-from-the-bubonic-plague http://io9.com/5978781/why-people-in-the-united-states-are-s...