Quote:
Originally Posted by Dakota
Here is the umpiring mistake that led to everyone stopping! 
Works with "obstruction", too!  |
^^ beat me to it, Tom.
I have little doubt that this is why part of the instruction to the umpire is to say it loud enough for the batter and catcher to hear, and if OBS, just the closest player.
People have a tendency to stop playing when they hear the umpire verbalize just about anything prior to a play being made.