Microsoft is reportedly working on a Nokia Lumia smartphone powered by Android, rather than Redmonds own Windows Phone 8 operating system. The move would be a huge one for Microsoft, which until now has emphasized making Windows Phone a viable alternative to Googles Android and Apples iOS. News of the Android-powered Lumia device came by way of@evleaks, though the only information the popular Twitter tipster had to offer was that the smartphone was on its way.