It’s unusual for a head of state to comprehensively live-tweet a breaking news story, especially one they are part of. But that’s exactly what Argentinian President Cristina Fernandez de Kirchner (@CFKArgentina) did on July 2 – providing a compelling account as global attention turned to the re-rerouting of Bolivian President Evo Morales’ plane based on the suspicion that he was transporting NSA leaker Edward Snowden out of Russia.Read more…

Making his mark on U.S. currency history, Secretary of @USTreasury Jack Lew debuted his new signature on Twitter — a signature that will begin to appear on all U.S. currency printed starting this fall. The Treasury Department revealed the news by tweeting out factoids, an up-close of the new signature and a behind-the-scenes photo of the Secretary himself giving his autograph.Read more…