According to comments made by René Obermann, CEO of T-Mobile USA parent company Deutsche Telekom, the fourth-largest U.S. carrier may start offering the iPhone as soon as later this year. The Financial Times reports that Obermann told the publication T-Mobile USA hopes to start selling the iPhone later this year or next year, but in the meantime will focus on Android-powered smartphones. T-Mobile was the first U.S. carrier to offer an Android-powered…