Questions about the recently discovered blood evidence dominated day seven of the trial. To better understand how this could've happened, a blood spatter expert took the stand.
Questions about the recently discovered blood evidence dominated day seven of Armstrong's third capital murder trial.
"I wanted to take a look," Rossi told jurors because, she said, she knew HPD and the Houston Forensics Science Center don't employ their own bloodstain pattern analyst. Rossi testified that when she received the shirt, part of the police nametag appeared to be peeling, revealing the first stain. She conceded on the stand that the stain could be from cross-contamination.
HPD officers previously testified that an orange visitor sticker had been put on Armstrong while he was in handcuffs after arriving at police headquarters to be interviewed on July 29, 2016, the morning of the double homicide.Furthermore, Head told the jury that when initial DNA testing was done on Armstrong's T-shirt, pants, and sandals in 2016, there was no blood detected on any of the items.
"But you don't know the environmental factors of the Armstrong house to determine if the blood dried exiting Antonio Sr.'s mouth?" DeToto asked Rossi, to which she said she did not.
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