By Sarah Frier
Published: March 28, 2018 – 4:08 PM PDT
Updated: March 28, 2018 – 5:52 PM PDT
- Zuckerberg asking Facebook teams to review data practices
- Changes could make it harder for advertisers to pinpoint users
Facebook Inc. is conducting a broad review of all its data practices and taking a much more conservative stance on some policies, moves that could limit advertisers’ ability to target users on the social network, according to people familiar with the matter.