Then he'd be up for a promotion! Bruning Appeals Decision On Trooper Associated With KKK - Omaha News Story - KETV Omaha OMAHA, Neb. -- Nebraska Attorney General Jon Bruning said he filed an appeal on Friday related to a Nebraska State Patrol trooper who has admitted affiliations with the Ku Klux Klan, after an arbitrator ruled that the Patrol failed to show why the trooper was a threat. Bruning said Trooper Robert Henderson, 50, of Omaha admitted in February that he had some communication with a white supremacist group called the White Knights. He was terminated in March.