The 67-year-old gunman taught at East Carolina University for nearly 16 years and had a target list of faculty members there and at U.N.LV., the police said.
The site was built for the military, but commercial sales are booming with little public accountability. Rounds have been bought by murderers, antigovernment groups and others.
While investigators concluded that the motive of Stephen Paddock was unclear, newly released records include an account that he was angry about the casinos’ treatment of wealthy clients.