Some broadcasts have closed caption options enabled within their video player. Closed Captioning options are currently available in English and need to be enabled on a particular broadcast.
When viewing the broadcast, navigate over the broadcast in order to bring up the navigation bar. Then in the lower right hand corner, select the CC option.
Selecting the CC option will bring up a box, you will then select English in order to enable captions on the broadcast. In order to turn captions off, select the CC option and select Captions Off.
By selecting English, captions will then be enabled on the broadcast and begin populating on the video player.