Staff Reports news@times-journal.com FORT PAYNE, AL -- Huntsville Hospital Health System (HHHS), headquartered in Huntsville has signed a definitive agreement to acquire DeKalb Regional Medical Center, a 134-bed hospital in Fort Payne, AL and its related physician clinics and other outpatient facilities. Joining HHHS will bring DeKalb Regional Medical Center into its network of 13…