Switzerland. The Republic and Canton of Neuchâtel. Neuchâtel. Downtown. Narcotics squad. "Narko" operation. Two police officers on duty (both in plain-clothes) and a convict man. The black man is arrested while selling illegal drugs in the streets. The inmate is an african man from Western Africa. Plainclothes law enforcement is a method used by police. The policemen wear plainclothes or "ordinary clothes" instead of a uniform in order to avoid detection or identification as law enforcement agents. Police officers in plainclothes must identify themselves when using their police powers. 27.03.15 © 2015 Didier Ruef