Las Vegas gunman Stephen Paddock at Mandalay Bay before the Route 91 Harvest music festival shooting, which occurred on Oct. 1. Behind him is a bellman’s cart with luggage and a plastic bin. (MGM …

Las Vegas gunman Stephen Paddock at Mandalay Bay before the Route 91 Harvest music festival shooting, which occurred on Oct. 1. Behind him is a bellman’s cart with luggage and a plastic bin. (MGM Resorts)