The Serious Fraud Office (SFO) on Friday suffered another major setback in the U.K.’s first trial against bank executives for misconduct during the 2008 financial crisis, after three former executives of Barclays were acquitted of fraud charges.

Jaclyn Jaeger is a freelance contributor to Compliance Week after working for the company for 15 years. She writes on a wide variety of topics, including ethics and compliance, risk management, legal,...