MGM Resorts released more than an hour of security footage of Oct. 1 gunman Stephen Paddock. In the Mandalay Bay videos released to the Las Vegas Review-Journal, gunman Stephen Paddock appears calm and collected as he begins executing the setup for the worst mass shooting in modern U.S. history.
The Shooter
By Wade Tyler Millward / RJ
MGM Resorts released surveillance footage on Thursday of the man behind the Oct. 1 shooting in the days and hours beforehe fired upon a concert crowd from his room inside Mandalay Bay.
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