Julia Carrie Wong / The Guardian:

Court filing by DC AG: Facebook knew about Cambridge Analytica data misuse months before it was first reported; Facebook says it did not mislead about timeline  —  Company confirms suspicions of separate incident following Washington DC attorney general court filing

Court filing by DC AG: Facebook knew about Cambridge Analytica data misuse months before it was first reported; Facebook says it did not mislead about timeline (Julia Carrie Wong/The Guardian)
Source: Tech Meme