More than 500 wounded in deadliest mass shooting in modern U.S. history ■ FBI: Las Vegas shooter had no connection to international terrorist group The Islamic State claimed responsibility for the Las Vegas shooting, in which at least 58 were killed and 515 wounded on Monday when a gunman opened fire at a Las Vegas music festival. The FBI, however, said the shooter had no connection … Continue reading ISIS Claims Las Vegas Mass Shooting; FBI: No Link Between Shooter, Terrorist Group