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A bacteriology researcher at the Institute of Medical Research swabs an isolated sample of streptococcus pneumonia in Goroka, Papua New Guinea, June 4, 2015. The researcher is testing the bacteria to determine if the strain has sensitivity to antibiotics or if it is resistant.  (U.S. Air Force photo by Staff Sgt. Marcus Morris/Released)

A bacteriology researcher at the Institute of Medical Research swabs an isolated sample of streptococcus pneumonia in Goroka, Papua New Guinea, June 4, 2015. The researcher is testing the bacteria to determine if the strain has sensitivity to antibiotics or if it is resistant. (U.S. Air Force photo by Staff Sgt. Marcus Morris)

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