Forensic scientist reflects on work to identify 9/11 victims, 25 years later

A quarter-century after 9/11, forensic scientists are still working to identify the remains of hundreds of people killed in the attacks that forever changed our nation. In this episode of Unsolved, Avery Travis talks with forensic scientist Dr. Michael Coble to learn more about the work that goes into bringing names to the nameless and how technology has evolved, making it possible to identify remains once considered too difficult to test.