Despite an earlier report suggesting a March launch, a new report from the Wall Street Journal now claims Amazon will start selling its video-streaming device in April through its own website and retailers like Best Buy. The device will run a version of Android akin to the company's Kindle Fire readers and will support common media streaming services like Netflix. The Amazon device will carry a variety of apps available on Roku Inc. and Apple set-top boxes and run on a version of Google's Android software, like Amazon's tablet computers, these people said. Roku's most popular apps include video services Netflix and Hulu Plus and music servic