The shooting did not result in any other injuries. Officials investigated the gaming floor and areas nearby following the shooting. The victim died of a self-inflicted gunshot wound from a handgun A portion of the Minnesota casino’s gaming floor was shut down after the incident took in Seven Fires Steakhouse. It has been confirmed that the victim died of a self-inflicted gunshot wound from a handgun. A 52-year-old man took his own life in one of Black Bear Casino’s restaurants on Monday.