A cache of newly released FBI documents reveals Stephen Paddock, the gambler who carried out the deadliest mass shooting in modern US history in Las Vegas in 2017, may have harbored resentment over how he and other high rollers were treated by casinos. A judge has approved an $800 million settlement for victims of the Las Vegas shooting Though the FBI said in 2019 that Paddockâs actions were not driven by a grievance against any particular casino or hotel, one fellow gambler interviewed by investigators after the attack said Paddock had become angry about how casinos generally dealt with VIP players. He paid $369,022 in cash for the home they sold him in 2014, the agents said