Claim: Says the Potomac River "has gotten dirtier and dirtier and dirtier and dirtier. I go down there and that litter is left almost exclusively by immigrants."
Fact-check: Tucker Carlson wrong about Potomac River litter
Verdict: pants-fire
Organisation: PolitiFact
Author: Bill Mccarthy
Date published: 2019-12-18T00:00:00