Manu Ginobili, Argentina BasketballKnown for his storied career with the San Antonio Spurs in the NBA, Ginobili will be going to his third Olympic games with the Argentine national team. Most of Ginobili’s tweets are in Spanish, and so is his blog. The basketball star came back from a three-month hiatus in June and looks to be tweeting more than ever.  Photo: TWITTER.COM/AP