Facebook flagged a link to a CDC webpage as 'False Information', sparking a discussion about the platform's handling of misinformation. The CDC webpage discussed the withdrawal of a COVID-19 test and the recommendation to use multiplexed methods that can detect both SARS-CoV-2 and influenza viruses. The context of the flagging is unclear, but it appears to be related to the misuse of the information to spread conspiracy theories. The incident highlights the challenges of combating misinformation on social media platforms.