NBC's Olympics Live Extra may have lost its original raison d'être after the flame was extinguished in London, but that doesn't mean it's time to purge the app from your phone's home screen. An update for Android and iOS users alike is giving the title new life as NBC Sports Live Extra, and the name makes it quite obvious that you'll have a lot more to watch than just biathlons and fencing. NBC expects to offer live streaming f
