AdvertisementWhistleblower tells Congress that Facebook products harm kids and democracyUpdated October 05, 2021Shannon BondBobby AllynfacebookEmailFormer Facebook employee Frances Haugen testified before a Senate subcommittee after leaking internal research showing the company knew about Instagram's negative impact on some teens. She says that Facebook consistently chooses profit over safety. (Getty Images)This article was originally published on October 05, 2021.