L’Avana, preparativi per riapertura ambasciata Usa

Workers place the seal of The United States of America on the wall at the main entrance of the U.S. embassy in Havana, August 14, 2015. U.S. Secretary of State John Kerry travels to Cuba on Friday to raise the U.S. flag at the recently restored American embassy in Havana, another symbolic step in the thawing of relations between the two Cold War-era foes. REUTERS/Enrique de la Osa