Anyone with missing relatives is invited to the Wayne County medical examiner's office to give DNA that could help investigators.
The free opportunity will occur Tuesday starting at 9 a.m. People are encouraged to also bring police reports, photos and medical and dental records.
The service is free.
The medical examiner's office is working with state police and the National Missing and Unidentified Persons System.
The medical examiner's office is located at 1300 E. Warren Ave. in Detroit, just east of Interstate 75.
9 a.m. to 6 p.m.
Wayne County Medical Examiner's Office
1300 E. Warren Ave.
Detroit, MI 48207