Untreated sewage creates a dark streak through the water of Guanabara Bay in Rio de Janeiro, Brazil, Tuesday, Nov. 19, 2013. While water quality varies depending on the exact location, the state’s ... more 
Untreated sewage creates a dark streak through the water of Guanabara Bay in Rio de Janeiro, Brazil, Tuesday, Nov. 19, 2013. While water quality varies depending on the exact location, the state’s INEA environmental agency has classified nearly all the bayside beaches it monitors as “terrible” for the past decade due to high levels of fecal bacteria. Rio de Janeiro will host the 2016 Olympic Games. (AP Photo/Felipe Dana) less 
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Associated Press | Photo By Felipe Dana
Wed, Nov 20, 2013 12:04 AM EST