It could not be so in the United States. Store guards here carry a completely decorative function, and they are strictly prohibited to touch visitors. The most they can do is stop verbally and ask (! - You are not obliged to obey) to check the bags, and if you did not listen - to call the cops. and all!
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It is the same shit in Russia. Even if you look them in the eyes, you hold a bottle of whisker behind your sinuses. But, periodically, it is necessary to read how another old lady was broken hand and foot by the security guards of a particular trading network.