Six people, including three children, are dead after a horror murder-suicide in Marion County, Tennessee, authorities say. Police and fire teams were called to an address in Sequatchie at about 9pm on Thursday night after neighbors reported hearing gunfire, neighbors told WTVC. The found six victims from the same family dead, and a seventh suffering from gunshot wounds in what authorities are describing as a “domestic incident”. Marion County Sheriff Bo Burnett described the scene as being 'one of the worst I've been involved in all my career as a law enforcement officer.' Breaking more to come