Yersinia pestis (Y. pestis), the World Health Organization (WHO) estimate that there are around 650 cases of plague each year globally.Most cases of plague occur in Asia and Africa, but rural parts of the Western United States register an average of seven cases each year.
Plague can be fatal if left untreated, but modern antibiotics can treat it easily.The recent news reports an isolated case of plague in Bayan Mur, a city in Inner Mongolia.