The Pony Express was provided for the fastest mail delivery between St. Joseph, Missouri, and Sacramento, California. The other reason was for a publicity stunt. The Pony Express took place on April 3, 1860 it officially ceased on October 26, 1861 it lasted 19 months.
Captain John J. Fitzsimmons. Commanding Officer. The Detective Division manages and oversees all aspects of criminal investigation. Interfacing with other municipal, county, state, and federal agencies when needed these specialists conduct undercover operations, surveillance, interviews and interrogation, and collect and process evidence.
Save. A district attorney investigator is a detective who works directly for the district attorney's office rather than for the police department. The position requires police and peace officer training and investigation skills, but the investigator tends to dig more into cases at the direction of the DA's office.