Switzerland. The Republic and Canton of Neuchâtel. Neuchâtel. Downtown. Narcotics squad. "Narko" operationn. A group of police officers has arrested a drug dealer from Western Africa. The convict black man is handcuffed because he was caught selling illegal drugs (cocaine) in the streets. He still holds his mobile phone in his hand. 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. 1.04.15 © 2015 Didier Ruef