Mealey's (December 2, 2022, 10:27 AM EST) -- DENVER — A 10th Circuit U.S. Court of Appeals panel denied a man’s request for a certificate of appealability (COA) challenging a federal district court’s refusal to grant his motion to vacate his conviction for securities fraud conspiracy and failing to file a tax return based on an alleged involuntary guilty plea due to alleged Brady v. Maryland violations because the man failed to show that his constitutional rights were violated in obtaining his guilty plea....