https://www.reuters.com/article/us-facebook-election/facebook-boots-115-accounts-on-eve-of-u-s-election-after-tip-idUSKCN1NB0AR >Facebook Inc blocked about 115 user accounts after U.S. authorities tipped it off to suspicious behavior that may be linked to a foreign entity, the company said in a blog post on Monday, hours before U.S. voters head to the polls.