Gunshot residue (GSR) analysis is a vital process when it comes to determining whether a firearm has been used in a crime. Established GSR analysis techniques are based on a scanning electron ...

Staff photo / Ed Runyan Defense attorney Mark Lavelle points to a video of the shooting that killed Darryl Jackson Jr. on Jan. 22, 2022, on Market Street on the South Side. Lavelle was cross ...

Derrick Del Reed is pictured during his murder trial on March 8, 2024, in Douglas County District Court. A teenager on trial in another teen’s shooting death tested positive for gunshot residue ...

Gun discharge residue found in the trouser pockets of a man accused of killing a T2 Trainspotting actor matched that found on the dead man's clothing, a court has been told. Bradley Welsh ...