Black Lives Matter or Muzzie sympathizer.
Sheriff is mum on intention - says he knows but won’t tell the press.
Officials have as much as acknowledged they are freaking out over the implications for New Year’s Eve tourism/action on the strip if certain information gets out.
According to this witness, she was yelling “Allahu Akbar” as she mowed people down:
http://www.nowtheendbegins.com/woman-in-las-vegas-shouted-allahu-akbar-as-she-ran-over-40/