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Media mogul Murdoch joins Twitter
January 2, 2012 - January 3, 2012

Hack of Fox News Twitter feed says Obama dead
July 4, 2011 - July 6, 2011

Twitter founders relaunch Obvious
June 29, 2011 - June 29, 2011

Google says social network has 90M users
January 20, 2012 - January 20, 2012

Reid puts off PIPA vote
January 14, 2012 - January 14, 2012