Police have confirmed at least 50 people have been killed and 400 have been injured. Metro confirmed that one suspect is “down.” It appeared the shooters were firing down at people from upper-level rooms of Mandalay Bay. Victims have been sent to University Medical Center and Sunrise Hospital Medical Center. Multiple ambulances and police vehicles are on the scene. Multiple flights, up to 20, have been diverted from McCarran International Airport as of midnight.