https://www.youtube.com/watch?feature=player_detailpage&v=xPRhsCR2jWg Giving a warning to someone with a weapon in hand gives them the first shot.
Have you heard this before? I doubt it. It is not politically correct, but it is clearly true. Action beats reaction.
Agencies that train their people to always give warnings before shootings are conditioning their people to get shot or shot at first forcing them to react while already under fire. This jeopardizes the safety of