My name is Joanna Hollenback, and I am an investigator in the Forensic Services Unit with the Madison Police Department. I am a police officer, it’s a promoted position, and I do crime scene processing. I have been with the Police Department there in Madison for...
This article was written with the assistance of Susan Kerr. She is the manager of the Firearms Unit and Latent Prints at the Dallas Police Department. Firearms have been widely used throughout our history. However, the practice of their identification is still a...
