Came across this by accident this afternoon. Although, this is mostly targeted at military and LEOs, all sheepdogs on this forum can benefit from this trove of useful info. It's worth watching once, then re-watching second time, and perhaps even doing it third time, imho.
Enjoy!
http://www.youtube.com/watch?v=FX4k96Z4U5E
Enjoy!
http://www.youtube.com/watch?v=FX4k96Z4U5E
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