Claim: The CDC linked a parasitic worm outbreak to the use of "worm filler" in McDonald's beef patties.
Fact-check: FALSE: McDonald's Parasitic Worm Outbreak Linked Back to Ground "Worm Filler" in Patties
Verdict: false
Organisation: Snopes
Author: Kim Lacapria
Date published: 2016-01-20T00:00:00