RELATED: Hundreds of Chicago murders may remain unsolved due to DNA processing delays
In November, Jason Knowles and the ABC7 I-Team uncovered the massive backlog of cases. There were more than 750 Chicago-area murder cases from waiting years with viable DNA samples that were awaiting analysis.
RELATED: Illinois State Police making changes to address DNA processing delays
After the I-Team's investigation, lawmakers held public hearings and the Illinois State Police later announced an overhaul of the DNA lab program.