Texas Vs. NguyenTexas Vs. Nguyen

STR electropherogramsSTR electropherograms

Sources of Biological Evidence

• Blood • Semen • Saliva • Urine • Hair • Teeth • Bone • Tissue

Blood drops on kitchen floorBlood drops on kitchen floor

Blood on kitchen sinkBlood on kitchen sink

Living room floorLiving room floor

Missing kitchen knifeMissing kitchen knife

Knife stain on blouseKnife stain on blouse

Suspect’s Neck WoundSuspect’s Neck Wound

Cut mesh screenCut mesh screen