Facebook allowed ads that promoted anti-vaccine messages
One ad compared vaccine mandates to the Holocaust.
anti-vaccine
Facebook finally blocks 'vaccines kill' hashtag
Instagram removed it two years ago.
Facebook is still running anti-vaccination ads despite ban
It says the ads don't violate its policies despite false claims.
Instagram will block hashtags spreading fake news about vaccines
The company was criticized for allowing hashtags that suggested vaccines can kill.
Facebook will make anti-vaccine content less visible
Pages spreading misinformation about vaccines on Facebook and Instagram will be downranked.
Facebook may take extra steps to remove anti-vaccine misinformation
Conspiracy theories on the site may have contributed to a measles outbreak.
