Mealey's (February 27, 2019, 1:30 PM EST) -- OMAHA, Neb. — A trial court did not abuse its discretion in when it excluded expert testimony on eyewitness identification, the Eighth Circuit U.S. Court of Appeals ruled Feb. 26 in affirming a man’s conviction and 10-year prison sentence for unlawful possession of a handgun (United States v. Darius Devon Nickelous, No. 17-3750, 8th Cir., 2019 U.S. App. LEXIS 5573)....