John PrinsAuthor John Prins, a 27-year member of the Torrance Police Department, drew on the force's collection of vintage photographs to produce this tribute to one of Southern California's finest crime-fighting units. Sergeant Prins has served the force in mny capacities, including as a patrol officer, crime scene investigator, detective, background investigator, SWAT officer, and K-9 handler. He and his wife, Maria, also a city employee, reside in Torrance. Read More Read Less