Federal investigators have completed much of their on-scene investigation into a private jet crash that killed nine people in Florida, but excavation and debris recovery efforts remain underway as officials work to determine what caused the aircraft to go down. The National Transportation Safety Board announced that investigators have cleared several residential and commercial properties […]Federal investigators have completed much of their on-scene investigation into a private jet crash that killed nine people in Florida, but excavation and debris recovery efforts remain underway as officials work to determine what caused the aircraft to go down. The National Transportation Safety Board announced that investigators have cleared several residential and commercial properties […]