Ex-Cop in the Red-Light DistrictTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video11/29/2012November 29, 2012Waldemar Paulsen was an undercover police officer in the St. Pauli district of Hamburg in the 1970s. His beat was the red-light district, the Reeperbahn. Now he's written a book about his experiences.https://p.dw.com/p/16sHGAdvertisement