← All EvidenceClosingDefense closing argument by Dean Strang Dean A. Strang
Testimony References
FBI EDTA testing and testimony about detection limits
On Day 24, Strang cited Arvizu's testimony in arguing that the FBI protocol could identify EDTA when detected but was not designed to confirm its absence. He distinguished a nondetection from proof that no EDTA was present.
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In closing argument, Strang used the testing's detection limits to argue that the FBI's failure to detect EDTA did not establish its absence.