I'd disagree. I don't know the policies of this specific store, but most merchants have policies against their own security trying to apprehend someone or call

I'd disagree. I don't know the policies of this specific store, but most merchants have policies against their own security trying to apprehend someone or calling the police while they're still on the premises to avoid the possible damage and bad experiences for their customers. Before I'd say they're more of a victim than Mr Lech, I'd at least want to know what they did to stop him.