206 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.
Case Description
Any updates on this case? Let us know!
Mark Chalmers, a 42-year-old African American man, was tragically killed on January 17, 2021, in Chicago, Illinois. The incident occurred during a violent weekend in the city, which saw multiple shootings and fatalities. Mark Chalmers was one of the victims in a shooting that took place in a Grand Crossing apartment building on the South Side of Chicago. The shooting happened in the early hours of Sunday, January 17, 2021, around 2:50 a.m. in the fourth-floor hallway of the building located in t ...Read More
Victim Details

Mark Chalmers

Male

Black / African American

Chicago

IL

2021-01-17

42

Mark

Chalmers

11/20/2025