US secretly created 'Cuban Twitter' to stir unrest

Ernesto "Che" Guevara
In this Sept. 20, 2009 file photo, a person holds a banner with an image of of Argentine-born revolutionary Ernesto "Che" Guevara, among a crowd of cheering fans at the "Peace Without Borders" concert in Revolution square in Havana, Cuba. The U.S. government masterminded the creation of a "Cuban Twitter" a communications network designed to undermine the communist government in Cuba. The concert was a perfect opportunity to test the political power of the budding social network.