Crime Solvers Central
CSC
221 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.
Case Description
Any updates on this case? Let us know!
Mark D. Henning, a 48-year-old male, died on December 17, 2015, in a violent confrontation inside the Dearborn Heights Justice Center in Michigan. On that Thursday morning, at approximately 8:45 a.m., Henning entered the building which houses both the 20th District Courthouse and the police department. He attempted to bypass the security checkpoint and charged towards a security guard while brandishing a large kitchen knife.

Witnesses reported that Henning pulled the knife from his back p ...Read More
Victim Details

Mark D. Henning

Male

White / Caucasian

Dearborn-heights

MI

2015-12-17

48

Mark

D. Henning

12/31/2025