Adam Montgomery murder trial video: DNA analyst on sheetrock stain testing

Alan Akcroyd-Isales, a DNA analyst with DNA Labs International, testifies he conducted testing on a stain from a piece of sheetrock. He said testing showed strong support that Harmony was a contributor to the stain.
WARNING: Some descriptions used during the trial might be disturbing for some viewers. Explicit language might also be heard. Viewer discretion is advised.
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