Blood Secrets (Episode 3)
A weapon is found at the scene of a crime. Important question for the investigators: Was the victim shot with this weapon? Molecular ballistics can make a decisive contribution to clarification.
Organic material from the victim is thrown back into the weapon in the event of gunshot wounds. Molecular biologists such as Cornelius Courts study these traces. He not only finds out who was shot with the gun, but also where the person was hit.