If a game is specified then all users observing that game are displayed. However, if there are no observers for that game, nothing will be displayed.
If no game is specified, then all users observing games in progress are displayed. However, if there are no observers for ANY game, nothing will be displayed.
The display will have this format: Game #, Players, Observers.
For example:
Observing 18 [DAV vs. friar]: Thumper, Charity, Shane
See also: observe