Las Vegas Metropolitan Police Department Undersheriff Kevin McMahill told reporters during a Friday afternoon press conference that authorities have reviewed “voluminous” amounts of video footage and are confident there was not another shooter in a 32nd-floor hotel room with Stephen Paddock when he shot and killed nearly 60 people and wounded close to 500. McMahill went on to clarify that what

authorities are not confident about is whether someone else had knowledge of the attack before it happened. Asked about the 50 pounds of tannerite found in the suspect’s vehicle, McMahill said it was found in the condition that it was and that it was not an IED. The undersheriff said investigators have collected and reviewed “voluminous” amounts of video from several locations and had not identified any other individual.  READ MORE