Arizona High Court: Error In Exclusion Of Testimony On Firearms Examiners’ Methods
(January 22, 2016, 11:53 AM EST) -- PHOENIX — A state court judge erred by precluding a defendant from offering expert testimony that firearms examiners use subjective rather than scientifically rigorous methods in drawing conclusions from indentations on shell casings, the Arizona Supreme Court ruled Jan. 20 (State of Arizona v. Joseph Javier Romero, No. CR-15-0039-PR, Ariz. Sup.; 2016 Ariz. LEXIS 32).
(Opinion available. Document #30-160212-014Z.)
Because Joseph Javier Romero’s expert witness was qualified and his testimony would have been helpful to the jury in understanding the evidence, the Supreme Court held that...