Mealey's (June 27, 2018, 9:46 AM EDT) -- ST. PAUL, Minn. — A hearing under Daubert v. Merrell Dow Pharm., Inc. to vet a fingerprinting expert in a drug-dealing case in which a man was sentenced to life in prison was not needed because admission of the expert’s testimony did not affect the defendant’s trial rights, the Eighth Circuit U.S. Court of Appeals said June 26 in affirming the defendant’s conviction (United States v. Shawn Russell Sorensen, No. 17-1984, 8th Cir., 2018 U.S. App. LEXIS 17366)....