>> This is why police are trained to interpret any hesitation, reluctance to cooperate, inhospitable body language,..........a justification for the use of "pain compliance" -- or even lethal force.

With the frequency violence used by police raising in place of people skills it seems that 'pain resistance' might be something the public needs to consider.

While Law Enforcement is about control of the public, rather than assistance to them, it remains the better option to maintaining that control is with non-violent persuasion.