Author Shawn Kovacich explains: One of the more classic “sucker punch” scenarios that you are likely to encounter is the one which starts out with you being tapped on the shoulder. This is almost always initiated from behind and begins with your unknown opponent tapping you generally, but not always, on your right shoulder with his left hand while you are facing away from him. If you are not paying attention, you will almost always turn around and step towards your opponent in the general direction that you were tapped.
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