杏吧原创

WATCH: See what’s keeping sewage spill away from the Potomac River

Credit: 杏吧原创/Neal Augenstein

WATCH: See what’s keeping sewage spill away from the Potomac River

More environmental cleanup

WATCH: See what’s keeping sewage spill away from the Potomac River

WATCH: See what’s keeping sewage spill away from the Potomac River

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