https://www.vox.com/recode/2021/10/3/22707940/frances-haugen-facebook-whistleblower-60-minutes-teen-girls-instagram

Internal evidence that former Facebook product manager Frances Haugen shared shows Facebook has known — but ignored — the harm it causes.

On Sunday evening, a former Facebook employee who has previously revealed damning internal documents about the company came forward on 60 Minutes to reveal her identity.