Please tell me we have the pharmacological armory in case of another onslaught of Y. pestis.
So, it's out there poised to strike every time the conditions are right. We are currently coming out from under a lengthy drought ~ well over a decade West of the 100 degree line. The rains are aiding the recover and grass is all over the place, and by next year the pine nut trees will be blooming and bearing.
Next Fall could be a major year for plague!