RIO DE JANEIRO ¨C Scientists have found dangerous drug-resistant ¡°superbacteria¡± off beaches in Rio de Janeiro that will host Olympic swimming events and in a lagoon where rowing and canoe athletes will compete when the games start Aug. 5.
The findings from two unpublished academic studies concern Rio¡¯s most popular spots for tourists and greatly increase the areas known to be infected by the microbes normally found only in hospitals.
They also heighten concerns that Rio¡¯s sewage-infested waterways are unsafe.

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