Two athletes took on a 20-mile endurance swim to raise awareness for Potomac River access. Photo: DC Marathon Swim Volunteers

VIDEO: Petition to Lift Potomac River Swim Ban Gains Momentum

The Washington, D.C. section of the Potomac River has made leaps and bounds in water quality over the past several years. But it’s still illegal to swim there without a special permit.

Waterkeepers and water access advocates are pushing to change that, allowing people to enjoy Our Nation’s River. Cheryl Costello talks to a pair of distance swimmers who just swam an incredible 20-mile stretch of the Potomac to draw attention to the cause. Watch below:

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