The gunman killed himself before police breached his hotel room and left no explanation behind. The FBI opened its investigation the day after the massacre at the Route 91 Harvest music festival and closed it more than a year later, announcing it had found no clear motive for Paddock’s attack. Drew Angerer/Getty ImagesĪ judge has approved an $800 million settlement for victims of the Las Vegas shooting A small group prays at a makeshift memorial with 58 white crosses, one for each victim, on the south end of the Las Vegas Strip.