On some computers, the video starts in 'pause' mode. You may need to click the triangle in the video box (lower left corner) to start your streaming.
Refresh your browser if your stream gets interrupted. 

If you do not hear the speaker - check to be sure that the audio is not muted - see bottom left portion of video box.

Right-click on "Program" to open in another tab or download the program before you start the streaming - (downloading may interrupt the video)