 Scan QR codes in the porta-potties for a chance to win prizes. Your local events update on 1310 KNOX brought to you by M&K Porta-Potties, your local porta-potty poo-fessionals. Have you ever received a biventricular pacemaker in another facility and are still not feeling better? Dr. Chalaya and his cardiology team at the Heart Institute of North Dakota and his team at Riverview Health in Crookston