Mealey's (April 8, 2020, 11:58 AM EDT) -- CHICAGO — A federal trial court did not abuse its discretion in allowing an FBI agent to testify as an expert witness on prostitution or in any other rulings for a trial in which a man was convicted of being a pimp for underage girls, a Seventh Circuit U.S. Court of Appeals panel ruled April 7 (United States v. Allen Young, No. 18-3679, 7th Cir., 2020 U.S. App. LEXIS 10820)....