 Court rules that a federal obstruction law may not be used in the prosecution of one of the January 6th rioters, and it could affect other cases. CBS's Erica Brown. Former Harrisburg, Pennsylvania, police officer Joseph Fisher brought the case. His lawyer arguing federal prosecutors were using the Enron-era law as a dragnet. The top House Republican voiced approval of the ruling. Effectively, the court agrees that a number of the defendants in the January 6th proceedings have been overcharged.