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PBS News Hour
How online social movements translate to offline results
In recent years, social media has played a key role in organizing and getting protesters into the streets in the U.S. and around the world. Though these tools can help rally people to action, a new book, "Twitter and Tear Gas: The Power and Fragility of Networked Protest," argues they also have limits. Zeynep Tufekci, the book’s author, joins Hari Sreenivasan for more on technology and protest.
