On Oct. 31, more than a million Facebook users “checked in” at Standing Rock Reservation, on the border between North and South Dakota to support activists that have been blocking the construction of a crude oil pipeline, which threatens sacred sites and the tribe’s water supply. This was the first time this check-in strategy appears to have been so successful. But as has happened other times online advocacy has gone viral, skepticism and derision followed. Snopes, a site dedicated to debunking internet rumors, quickly posted an explanation: Police were not using Facebook check-ins to track protestors.

Article source: http://www.huffingtonpost.com/the-conversation-us/what-can-the-mass-check-i_b_12828588.html?section=us_technology

Photo source: By JonRidinger, taken by my grandfather Barton Derby (Own work) [CC BY 3.0 (http://creativecommons.org/licenses/by/3.0)], via Wikimedia Commons