AT&T flipped the switch on four new LTE markets in its expanding 4G network. Related …

Now playing: Watch this: Unboxing Google’s Nexus 4 smartphone 3:47 Struggling to get your hands on the elusive Nexus 4 smartphone? LG says that’s because it’s so popular, citing “huge demand” when CNET UK asked about the phone’s gloomy supply situation. The LG-built Nexus 4 went on sale in mid-November, but sold out in half an hour. It was briefly …

Now playing: Watch this: Sony Xperia TX film shoot: behind the scenes part 3 2:51 Last week, we had the pleasure of premiering Summertown, a short film project shot by award-winning film-maker Jason Van Genderen, shot entirely on the Sony Xperia TX. In this third behind-the-scenes episode, Jason takes us to Sofala, a town in regional NSW where he had …