Vote Leave and BeLeave used identical datasets to target Facebook users

Revelation raises new questions in ongoing investigation into Brexit campaign groupsTwo Brexit campaign groups under investigation for potential collusion during the EU referendum used identical datasets to target potential adverts at Facebook users.
Vote Leave, the lead campaigner for a Brexit vote, and BeLeave, a campaign group run by an activist named Darren Grimes, used identical data to target audiences, according to a letter from Facebook to the Electoral Commission that raises new questio