Las Vegas – A horse was killed during the Helldorado Parade in downtown Las Vegas this weekend. Las Vegas Metropolitan Police say the incident happened just before 10am on Saturday, May 11. Officials say the horse was in a staging area when it spooked and bolted down Charleston Boulevard. Police attempted to capture the horse but were unable to do so. The horse was struck by a pickup truck and died at the scene. The occupants of the vehicle received minor injuries. Police say they do not know what spooked the horse.