Category: Articles, Crime Investigation, DNA, Firearms/Guns, Resources for Attorneys Forensic DNA on Guns TASA ID: 16621 As DNA profiling has become increasingly sensitive, I have seen a steady increase in the use of DNA evidence in felon weapon cases. Often the weapon is recovered in the suspect’s home. In other cases, the weapons are found in a glove box or under the seat of a vehicle. The weapon is swabbed, the DNA is profiled, and more often than not, the resulting profiles are a mixture of 2-4 or more individuals.The prosecution theory is: The suspect’s DNA is on the weapon; therefore, the suspect must have handled the weapon. The question for the defense: Is this always true? Read more
Category: Crime Investigation, DNA Detecting the Presence of Male DNA in Cases of Sexual Assault without Ejaculation TASA ID: 3158 If a sexual assault occurs and there is no ejaculation, is it still possible to detect and identify a male assailant? Traditional forensic DNA analysis of sexual assault-type samples focuses on the identification and typing of sperm cells collected from the victim's body, clothing, or bedding. Read more