Facebook axes 16,000 groups for trading fake reviews after UK intervenes
https://www.reuters.com/article/us-facebook-britain-reviews/facebook-axes-16000-groups-for-trading-fake-reviews-after-uk-intervenes-idUSKBN2BW168
(Corrects headline, paragraph 1 to say Facebook "removes", not "suspends", 16,000 "groups", not "accounts")