Cops and Robbers

This retrospective on law enforcement policies and practices, which originally appeared on the television program "The DuPont Show of the Week," examines the history of police work and law enforcement in the United States. Actor Edward G. Robinson -- known for playing hardened criminals -- narrates the documentary, which also profiles criminals like Al Capone and John Dillinger and includes trivia and facts about police work, including the etymology for the slang word "cop."