The Middle East respiratory syndrome (MERS) coronavirus is seen in an undated transmission electron micrograph from the National Institute for Allergy and Infectious Diseases (NIAID). REUTERS/National... more 
The Middle East respiratory syndrome (MERS) coronavirus is seen in an undated transmission electron micrograph from the National Institute for Allergy and Infectious Diseases (NIAID). REUTERS/National Institute for Allergy and Infectious Diseases/Handout via Reuters/Files less 
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Reuters | Photo By HANDOUT / Reuters
Fri, Nov 21, 2014 5:37 AM EST