'Something was not right,' doctor analyzes 1 October gunman's body movements

13 Investigates spoke to a doctor that analyzed 2018 MGM security videos that showed Stephen Paddock's body language before the mass shooting. Darcy Spears reports. Story: https://www.ktnv.com/13-investigates/something-was-not-right-doctor-analyzes-1-october-gunmans-body-movements