If in that instance you refused such an order, in the USA you'll more than likely find yourself being handled to the ground, and if you resist in the slightest you'll probably find yourself cuffed
So glad I don't live there! Seems such a nasty Orwellian, totalitarian police state, I cannot understand why people are pro such a system.
Have anyone defending the cop's actions thought that people don't obey them blindly as they have no respect for them. You have cops in america murdering people on an almost weekly basis these days, is it any wonder?