Mark Chalmers, a 42-year-old African American man, was killed in a hallway on the fourth floor of an apartment building in the 6400 block of South King Drive in Chicago’s Grand Crossing neighborhood. The shooting occurred in the early hours of Sunday, January 17, 2021, around 2:50 a.m. He was shot in the elbow and arm and was pronounced dead at the University of Chicago Medical Center.

Three men were shot in that incident; the other two victims, ages 24 and 20, were critically injured but survived. Police have not released details on suspects or a motive, and no arrests or publicly identified suspects have been reported. The shooting was one of many that weekend in Chicago, when 24 people were shot and six died.

Anyone with information about the shooting in the 6400 block of South King Drive is asked to contact the Chicago Police Department.