HI-TECH NEWS with #dual camera hashtag

Huawei unveiled its latest flagship smartphone this morning, the P9, and the big story here is its camera — or really, its camera system, since there are two of them. In the past, dual-camera systems have been used for 3D or focus-changing gimmicks, but Huawei has taken a different approach: the P9's two cameras only take one photo, but it's supposed to be of a much higher quality. Here's how that works.