Boost for Olympic swimmers as stormwater facility opens in Paris

French officials unveiled an underground storm water facility in Paris on Thursday that was built to clean up the Seine River ahead of this year's Olympics and Paralympics.

The facility, which is 50 meters in diameter and 30 meters in depth and located at the heart of the capital near the river. The river will be the site of several events during the Games in July, August and September including triathlon and marathon swimming. Officials said the new water storage facility is scheduled to become operational as early as this month.