Water Polo Olympic Pool Turns Green in Rio | The Weather Channel

Water Polo Olympic Pool Turns Green in Rio | The Weather Channel

August 11, 2016

Updated: August 11, 2016, 6:25 am EDTPublished: August 11, 2016, 6:25 am EDT

A second pool at the Olympics in Rio has turned green from blue, puzzling officials and raising speculation about the changes.

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