Diazepam, the anti-anxiety medicine prescribed for Las Vegas gunman less than four months before the mass shooting, has a deserved reputation as a Jekyll-and-Hyde drug, calming some and causing others to become more aggressive.
The Strip
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By Jeff German, Arthur Kane, Wade Tyler Millward and Ben Botkin / RJ
The brother of Strip mass killer Stephen Paddock wept Monday morning as he reacted to the news of the deadliest mass shooting in modern U.S. history.