The river Seine isn't as clean as officials would've hoped ahead of the Paris Olympics.
Many have expressed concerns over the state of the waterway which will also play a major role in the opening ceremony, where teams will float downstream in barges.
Europe correspondent Catherine Field told Mike Hosking that there's twice the maximum volume of e-coli in the water.
She says nearly $2.4 billion has been spent trying to clean up the river in the past decade.
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